21784371570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{809527}}^1$

素因数の和:809576

約数の個数: 96

約数和(自身を含む): 63648329472

約数和(自身を除く): 41863957902

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 30, 39, 45, 46, 65, 69, 78, 90, 115, 117, 130, 138, 195, 207, 230, 234, 299, 345, 390, 414, 585, 598, 690, 897, 1035, 1170, 1495, 1794, 2070, 2691, 2990, 4485, 5382, 8970, 13455, 26910, 809527, 1619054, 2428581, 4047635, 4857162, 7285743, 8095270, 10523851, 12142905, 14571486, 18619121, 21047702, 24285810, 31571553, 36428715, 37238242, 52619255, 55857363, 63143106, 72857430, 93095605, 94714659, 105238510, 111714726, 157857765, 167572089, 186191210, 189429318, 242048573, 279286815, 315715530, 335144178, 473573295, 484097146, 558573630, 726145719, 837860445, 947146590, 1210242865, 1452291438, 1675720890, 2178437157, 2420485730, 3630728595, 4356874314, 7261457190, 10892185785, 21784371570]

約数ペア:

[(1, 21784371570), (2, 10892185785), (3, 7261457190), (5, 4356874314), (6, 3630728595), (9, 2420485730), (10, 2178437157), (13, 1675720890), (15, 1452291438), (18, 1210242865), (23, 947146590), (26, 837860445), (30, 726145719), (39, 558573630), (45, 484097146), (46, 473573295), (65, 335144178), (69, 315715530), (78, 279286815), (90, 242048573), (115, 189429318), (117, 186191210), (130, 167572089), (138, 157857765), (195, 111714726), (207, 105238510), (230, 94714659), (234, 93095605), (299, 72857430), (345, 63143106), (390, 55857363), (414, 52619255), (585, 37238242), (598, 36428715), (690, 31571553), (897, 24285810), (1035, 21047702), (1170, 18619121), (1495, 14571486), (1794, 12142905), (2070, 10523851), (2691, 8095270), (2990, 7285743), (4485, 4857162), (5382, 4047635), (8970, 2428581), (13455, 1619054), (26910, 809527)]