21405456228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:363

約数の個数: 288

約数和(自身を含む): 60705251712

約数和(自身を除く): 39299795484

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 31, 34, 37, 39, 51, 52, 62, 68, 74, 78, 93, 102, 111, 124, 148, 156, 186, 204, 221, 222, 227, 372, 403, 442, 444, 454, 481, 527, 629, 663, 681, 806, 884, 908, 961, 962, 1054, 1147, 1209, 1258, 1326, 1362, 1443, 1581, 1612, 1887, 1922, 1924, 2108, 2294, 2418, 2516, 2652, 2724, 2883, 2886, 2951, 3162, 3441, 3774, 3844, 3859, 4588, 4836, 5766, 5772, 5902, 6324, 6851, 6882, 7037, 7548, 7718, 8177, 8399, 8853, 11532, 11577, 11804, 12493, 13702, 13764, 14074, 14911, 15436, 16337, 16354, 16798, 17706, 19499, 20553, 21111, 23154, 24531, 24986, 25197, 27404, 28148, 29822, 32674, 32708, 33596, 35412, 35557, 37479, 38998, 41106, 42222, 44733, 46308, 49011, 49062, 49972, 50167, 50394, 58497, 59644, 65348, 71114, 74958, 77996, 82212, 84444, 89466, 91481, 98022, 98124, 100334, 100788, 106671, 109187, 116994, 119629, 142228, 142783, 149916, 150501, 178932, 182962, 196044, 200668, 212381, 213342, 218147, 218374, 233988, 239258, 253487, 260369, 274443, 285566, 301002, 327561, 358887, 365924, 424762, 426684, 428349, 436294, 436748, 462241, 478516, 506974, 520738, 548886, 571132, 602004, 604469, 637143, 654441, 655122, 717774, 760461, 781107, 849524, 856698, 872588, 924482, 1013948, 1041476, 1097772, 1208938, 1274286, 1308882, 1310244, 1386723, 1435548, 1520922, 1555177, 1562214, 1713396, 1813407, 1848964, 1856179, 2417876, 2548572, 2617764, 2773446, 2835911, 3041844, 3110354, 3124428, 3384797, 3626814, 3708499, 3712358, 4426273, 4665531, 5546892, 5568537, 5671822, 6220708, 6769594, 7253628, 7416998, 7424716, 7858097, 8071439, 8507733, 8852546, 9331062, 10154391, 11125497, 11137074, 11343644, 13278819, 13539188, 14833996, 15716194, 16142878, 17015466, 17705092, 18662124, 20308782, 22250994, 22274148, 23574291, 24214317, 26557638, 31432388, 32285756, 34030932, 40617564, 44501988, 47148582, 48210487, 48428634, 53115276, 57541549, 94297164, 96420974, 96857268, 104928707, 115083098, 137214463, 144631461, 172624647, 192841948, 209857414, 230166196, 274428926, 289262922, 314786121, 345249294, 411643389, 419714828, 548857852, 578525844, 629572242, 690498588, 823286778, 1259144484, 1646573556, 1783788019, 3567576038, 5351364057, 7135152076, 10702728114, 21405456228]

約数ペア:

[(1, 21405456228), (2, 10702728114), (3, 7135152076), (4, 5351364057), (6, 3567576038), (12, 1783788019), (13, 1646573556), (17, 1259144484), (26, 823286778), (31, 690498588), (34, 629572242), (37, 578525844), (39, 548857852), (51, 419714828), (52, 411643389), (62, 345249294), (68, 314786121), (74, 289262922), (78, 274428926), (93, 230166196), (102, 209857414), (111, 192841948), (124, 172624647), (148, 144631461), (156, 137214463), (186, 115083098), (204, 104928707), (221, 96857268), (222, 96420974), (227, 94297164), (372, 57541549), (403, 53115276), (442, 48428634), (444, 48210487), (454, 47148582), (481, 44501988), (527, 40617564), (629, 34030932), (663, 32285756), (681, 31432388), (806, 26557638), (884, 24214317), (908, 23574291), (961, 22274148), (962, 22250994), (1054, 20308782), (1147, 18662124), (1209, 17705092), (1258, 17015466), (1326, 16142878), (1362, 15716194), (1443, 14833996), (1581, 13539188), (1612, 13278819), (1887, 11343644), (1922, 11137074), (1924, 11125497), (2108, 10154391), (2294, 9331062), (2418, 8852546), (2516, 8507733), (2652, 8071439), (2724, 7858097), (2883, 7424716), (2886, 7416998), (2951, 7253628), (3162, 6769594), (3441, 6220708), (3774, 5671822), (3844, 5568537), (3859, 5546892), (4588, 4665531), (4836, 4426273), (5766, 3712358), (5772, 3708499), (5902, 3626814), (6324, 3384797), (6851, 3124428), (6882, 3110354), (7037, 3041844), (7548, 2835911), (7718, 2773446), (8177, 2617764), (8399, 2548572), (8853, 2417876), (11532, 1856179), (11577, 1848964), (11804, 1813407), (12493, 1713396), (13702, 1562214), (13764, 1555177), (14074, 1520922), (14911, 1435548), (15436, 1386723), (16337, 1310244), (16354, 1308882), (16798, 1274286), (17706, 1208938), (19499, 1097772), (20553, 1041476), (21111, 1013948), (23154, 924482), (24531, 872588), (24986, 856698), (25197, 849524), (27404, 781107), (28148, 760461), (29822, 717774), (32674, 655122), (32708, 654441), (33596, 637143), (35412, 604469), (35557, 602004), (37479, 571132), (38998, 548886), (41106, 520738), (42222, 506974), (44733, 478516), (46308, 462241), (49011, 436748), (49062, 436294), (49972, 428349), (50167, 426684), (50394, 424762), (58497, 365924), (59644, 358887), (65348, 327561), (71114, 301002), (74958, 285566), (77996, 274443), (82212, 260369), (84444, 253487), (89466, 239258), (91481, 233988), (98022, 218374), (98124, 218147), (100334, 213342), (100788, 212381), (106671, 200668), (109187, 196044), (116994, 182962), (119629, 178932), (142228, 150501), (142783, 149916)]