21217521696

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{399667}}^1$

素因数の和:399766

約数の個数: 96

約数和(自身を含む): 64458455040

約数和(自身を除く): 43240933344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 79, 84, 96, 112, 158, 168, 224, 237, 316, 336, 474, 553, 632, 672, 948, 1106, 1264, 1659, 1896, 2212, 2528, 3318, 3792, 4424, 6636, 7584, 8848, 13272, 17696, 26544, 53088, 399667, 799334, 1199001, 1598668, 2398002, 2797669, 3197336, 4796004, 5595338, 6394672, 8393007, 9592008, 11190676, 12789344, 16786014, 19184016, 22381352, 31573693, 33572028, 38368032, 44762704, 63147386, 67144056, 89525408, 94721079, 126294772, 134288112, 189442158, 221015851, 252589544, 268576224, 378884316, 442031702, 505179088, 663047553, 757768632, 884063404, 1010358176, 1326095106, 1515537264, 1768126808, 2652190212, 3031074528, 3536253616, 5304380424, 7072507232, 10608760848, 21217521696]

約数ペア:

[(1, 21217521696), (2, 10608760848), (3, 7072507232), (4, 5304380424), (6, 3536253616), (7, 3031074528), (8, 2652190212), (12, 1768126808), (14, 1515537264), (16, 1326095106), (21, 1010358176), (24, 884063404), (28, 757768632), (32, 663047553), (42, 505179088), (48, 442031702), (56, 378884316), (79, 268576224), (84, 252589544), (96, 221015851), (112, 189442158), (158, 134288112), (168, 126294772), (224, 94721079), (237, 89525408), (316, 67144056), (336, 63147386), (474, 44762704), (553, 38368032), (632, 33572028), (672, 31573693), (948, 22381352), (1106, 19184016), (1264, 16786014), (1659, 12789344), (1896, 11190676), (2212, 9592008), (2528, 8393007), (3318, 6394672), (3792, 5595338), (4424, 4796004), (6636, 3197336), (7584, 2797669), (8848, 2398002), (13272, 1598668), (17696, 1199001), (26544, 799334), (53088, 399667)]