21371298570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^2\times {\mathrm{977}}^1$

素因数の和:1082

約数の個数: 216

約数和(自身を含む): 61194338244

約数和(自身を除く): 39823039674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 29, 30, 34, 45, 51, 58, 85, 87, 90, 102, 145, 153, 170, 174, 255, 261, 289, 290, 306, 435, 493, 510, 522, 578, 765, 841, 867, 870, 977, 986, 1305, 1445, 1479, 1530, 1682, 1734, 1954, 2465, 2523, 2601, 2610, 2890, 2931, 2958, 4205, 4335, 4437, 4885, 4930, 5046, 5202, 5862, 7395, 7569, 8381, 8410, 8670, 8793, 8874, 9770, 12615, 13005, 14297, 14655, 14790, 15138, 16609, 16762, 17586, 22185, 25143, 25230, 26010, 28333, 28594, 29310, 33218, 37845, 41905, 42891, 43965, 44370, 49827, 50286, 56666, 71485, 75429, 75690, 83045, 83810, 84999, 85782, 87930, 99654, 125715, 128673, 141665, 142970, 149481, 150858, 166090, 169998, 214455, 243049, 249135, 251430, 254997, 257346, 282353, 283330, 298962, 377145, 424995, 428910, 481661, 486098, 498270, 509994, 564706, 643365, 729147, 747405, 754290, 821657, 847059, 849990, 963322, 1215245, 1274985, 1286730, 1411765, 1444983, 1458294, 1494810, 1643314, 1694118, 2187441, 2408305, 2430490, 2464971, 2541177, 2549970, 2823530, 2889966, 3645735, 4108285, 4235295, 4334949, 4374882, 4816610, 4929942, 5082354, 7224915, 7291470, 7394913, 8188237, 8216570, 8470590, 8669898, 10937205, 12324855, 12705885, 13968169, 14449830, 14789826, 16376474, 21674745, 21874410, 24564711, 24649710, 25411770, 27936338, 36974565, 40941185, 41904507, 43349490, 49129422, 69840845, 73694133, 73949130, 81882370, 83809014, 122823555, 125713521, 139681690, 147388266, 209522535, 237458873, 245647110, 251427042, 368470665, 419045070, 474917746, 628567605, 712376619, 736941330, 1187294365, 1257135210, 1424753238, 2137129857, 2374588730, 3561883095, 4274259714, 7123766190, 10685649285, 21371298570]

約数ペア:

[(1, 21371298570), (2, 10685649285), (3, 7123766190), (5, 4274259714), (6, 3561883095), (9, 2374588730), (10, 2137129857), (15, 1424753238), (17, 1257135210), (18, 1187294365), (29, 736941330), (30, 712376619), (34, 628567605), (45, 474917746), (51, 419045070), (58, 368470665), (85, 251427042), (87, 245647110), (90, 237458873), (102, 209522535), (145, 147388266), (153, 139681690), (170, 125713521), (174, 122823555), (255, 83809014), (261, 81882370), (289, 73949130), (290, 73694133), (306, 69840845), (435, 49129422), (493, 43349490), (510, 41904507), (522, 40941185), (578, 36974565), (765, 27936338), (841, 25411770), (867, 24649710), (870, 24564711), (977, 21874410), (986, 21674745), (1305, 16376474), (1445, 14789826), (1479, 14449830), (1530, 13968169), (1682, 12705885), (1734, 12324855), (1954, 10937205), (2465, 8669898), (2523, 8470590), (2601, 8216570), (2610, 8188237), (2890, 7394913), (2931, 7291470), (2958, 7224915), (4205, 5082354), (4335, 4929942), (4437, 4816610), (4885, 4374882), (4930, 4334949), (5046, 4235295), (5202, 4108285), (5862, 3645735), (7395, 2889966), (7569, 2823530), (8381, 2549970), (8410, 2541177), (8670, 2464971), (8793, 2430490), (8874, 2408305), (9770, 2187441), (12615, 1694118), (13005, 1643314), (14297, 1494810), (14655, 1458294), (14790, 1444983), (15138, 1411765), (16609, 1286730), (16762, 1274985), (17586, 1215245), (22185, 963322), (25143, 849990), (25230, 847059), (26010, 821657), (28333, 754290), (28594, 747405), (29310, 729147), (33218, 643365), (37845, 564706), (41905, 509994), (42891, 498270), (43965, 486098), (44370, 481661), (49827, 428910), (50286, 424995), (56666, 377145), (71485, 298962), (75429, 283330), (75690, 282353), (83045, 257346), (83810, 254997), (84999, 251430), (85782, 249135), (87930, 243049), (99654, 214455), (125715, 169998), (128673, 166090), (141665, 150858), (142970, 149481)]