21391204380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{727}}^1$

素因数の和:1093

約数の個数: 384

約数和(自身を含む): 78407626752

約数和(自身を除く): 57016422372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 34, 35, 39, 42, 51, 52, 60, 65, 68, 70, 78, 84, 85, 91, 102, 105, 119, 130, 140, 156, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 317, 340, 357, 364, 390, 420, 442, 455, 476, 510, 546, 595, 634, 663, 714, 727, 780, 884, 910, 951, 1020, 1092, 1105, 1190, 1268, 1326, 1365, 1428, 1454, 1547, 1585, 1785, 1820, 1902, 2181, 2210, 2219, 2380, 2652, 2730, 2908, 3094, 3170, 3315, 3570, 3635, 3804, 4121, 4362, 4420, 4438, 4641, 4755, 5089, 5389, 5460, 6188, 6340, 6630, 6657, 7140, 7270, 7735, 8242, 8724, 8876, 9282, 9451, 9510, 10178, 10778, 10905, 11095, 12359, 12363, 13260, 13314, 14540, 15267, 15470, 16167, 16484, 18564, 18902, 19020, 20356, 20605, 21556, 21810, 22190, 23205, 24718, 24726, 25445, 26628, 26945, 28353, 28847, 30534, 30940, 32334, 33285, 37077, 37723, 37804, 41210, 43620, 44380, 46410, 47255, 49436, 49452, 50890, 53890, 56706, 57694, 61068, 61795, 61815, 64668, 66157, 66570, 70057, 74154, 75446, 76335, 80835, 82420, 86513, 86541, 92820, 94510, 101780, 107780, 113169, 113412, 115388, 123590, 123630, 132314, 133140, 140114, 141765, 144235, 148308, 150892, 152670, 160667, 161670, 173026, 173082, 185385, 188615, 189020, 198471, 210171, 226338, 230459, 247180, 247260, 259539, 264628, 280228, 283530, 288470, 305340, 321334, 323340, 330785, 346052, 346164, 350285, 370770, 377230, 396942, 420342, 432565, 432705, 452676, 460918, 482001, 490399, 519078, 565845, 567060, 576940, 642668, 661570, 691377, 700570, 741540, 754460, 793884, 803335, 840684, 865130, 865410, 921836, 964002, 980798, 992355, 1038156, 1050855, 1124669, 1131690, 1152295, 1297695, 1323140, 1382754, 1401140, 1471197, 1606670, 1613213, 1730260, 1730820, 1928004, 1961596, 1984710, 2101710, 2249338, 2263380, 2304590, 2410005, 2451995, 2595390, 2765508, 2942394, 2995967, 3213340, 3226426, 3374007, 3456885, 3917803, 3969420, 4203420, 4498676, 4609180, 4820010, 4839639, 4903990, 5190780, 5623345, 5884788, 5991934, 6452852, 6748014, 6913770, 7355985, 7835606, 8066065, 8987901, 9640020, 9679278, 9807980, 11246690, 11753409, 11983868, 13496028, 13827540, 14711970, 14979835, 15671212, 16132130, 16870035, 17975802, 19358556, 19589015, 20971769, 22493380, 23506818, 24198195, 27424621, 29423940, 29959670, 32264260, 33740070, 35951604, 39178030, 41943538, 44939505, 47013636, 48396390, 50931439, 54849242, 58767045, 59919340, 62915307, 67480140, 78356060, 82273863, 83887076, 89879010, 96792780, 101862878, 104858845, 109698484, 117534090, 125830614, 137123105, 152794317, 164547726, 179758020, 203725756, 209717690, 235068180, 251661228, 254657195, 274246210, 305588634, 314576535, 329095452, 356520073, 411369315, 419435380, 509314390, 548492420, 611177268, 629153070, 713040146, 763971585, 822738630, 1018628780, 1069560219, 1258306140, 1426080292, 1527943170, 1645477260, 1782600365, 2139120438, 3055886340, 3565200730, 4278240876, 5347801095, 7130401460, 10695602190, 21391204380]

約数ペア:

[(1, 21391204380), (2, 10695602190), (3, 7130401460), (4, 5347801095), (5, 4278240876), (6, 3565200730), (7, 3055886340), (10, 2139120438), (12, 1782600365), (13, 1645477260), (14, 1527943170), (15, 1426080292), (17, 1258306140), (20, 1069560219), (21, 1018628780), (26, 822738630), (28, 763971585), (30, 713040146), (34, 629153070), (35, 611177268), (39, 548492420), (42, 509314390), (51, 419435380), (52, 411369315), (60, 356520073), (65, 329095452), (68, 314576535), (70, 305588634), (78, 274246210), (84, 254657195), (85, 251661228), (91, 235068180), (102, 209717690), (105, 203725756), (119, 179758020), (130, 164547726), (140, 152794317), (156, 137123105), (170, 125830614), (182, 117534090), (195, 109698484), (204, 104858845), (210, 101862878), (221, 96792780), (238, 89879010), (255, 83887076), (260, 82273863), (273, 78356060), (317, 67480140), (340, 62915307), (357, 59919340), (364, 58767045), (390, 54849242), (420, 50931439), (442, 48396390), (455, 47013636), (476, 44939505), (510, 41943538), (546, 39178030), (595, 35951604), (634, 33740070), (663, 32264260), (714, 29959670), (727, 29423940), (780, 27424621), (884, 24198195), (910, 23506818), (951, 22493380), (1020, 20971769), (1092, 19589015), (1105, 19358556), (1190, 17975802), (1268, 16870035), (1326, 16132130), (1365, 15671212), (1428, 14979835), (1454, 14711970), (1547, 13827540), (1585, 13496028), (1785, 11983868), (1820, 11753409), (1902, 11246690), (2181, 9807980), (2210, 9679278), (2219, 9640020), (2380, 8987901), (2652, 8066065), (2730, 7835606), (2908, 7355985), (3094, 6913770), (3170, 6748014), (3315, 6452852), (3570, 5991934), (3635, 5884788), (3804, 5623345), (4121, 5190780), (4362, 4903990), (4420, 4839639), (4438, 4820010), (4641, 4609180), (4755, 4498676), (5089, 4203420), (5389, 3969420), (5460, 3917803), (6188, 3456885), (6340, 3374007), (6630, 3226426), (6657, 3213340), (7140, 2995967), (7270, 2942394), (7735, 2765508), (8242, 2595390), (8724, 2451995), (8876, 2410005), (9282, 2304590), (9451, 2263380), (9510, 2249338), (10178, 2101710), (10778, 1984710), (10905, 1961596), (11095, 1928004), (12359, 1730820), (12363, 1730260), (13260, 1613213), (13314, 1606670), (14540, 1471197), (15267, 1401140), (15470, 1382754), (16167, 1323140), (16484, 1297695), (18564, 1152295), (18902, 1131690), (19020, 1124669), (20356, 1050855), (20605, 1038156), (21556, 992355), (21810, 980798), (22190, 964002), (23205, 921836), (24718, 865410), (24726, 865130), (25445, 840684), (26628, 803335), (26945, 793884), (28353, 754460), (28847, 741540), (30534, 700570), (30940, 691377), (32334, 661570), (33285, 642668), (37077, 576940), (37723, 567060), (37804, 565845), (41210, 519078), (43620, 490399), (44380, 482001), (46410, 460918), (47255, 452676), (49436, 432705), (49452, 432565), (50890, 420342), (53890, 396942), (56706, 377230), (57694, 370770), (61068, 350285), (61795, 346164), (61815, 346052), (64668, 330785), (66157, 323340), (66570, 321334), (70057, 305340), (74154, 288470), (75446, 283530), (76335, 280228), (80835, 264628), (82420, 259539), (86513, 247260), (86541, 247180), (92820, 230459), (94510, 226338), (101780, 210171), (107780, 198471), (113169, 189020), (113412, 188615), (115388, 185385), (123590, 173082), (123630, 173026), (132314, 161670), (133140, 160667), (140114, 152670), (141765, 150892), (144235, 148308)]