21105173670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{148013}}^1$

素因数の和:148134

約数の個数: 96

約数和(自身を含む): 59530046688

約数和(自身を除く): 38424873018

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 97, 98, 105, 147, 194, 210, 245, 291, 294, 485, 490, 582, 679, 735, 970, 1358, 1455, 1470, 2037, 2910, 3395, 4074, 4753, 6790, 9506, 10185, 14259, 20370, 23765, 28518, 47530, 71295, 142590, 148013, 296026, 444039, 740065, 888078, 1036091, 1480130, 2072182, 2220195, 3108273, 4440390, 5180455, 6216546, 7252637, 10360910, 14357261, 14505274, 15541365, 21757911, 28714522, 31082730, 36263185, 43071783, 43515822, 71786305, 72526370, 86143566, 100500827, 108789555, 143572610, 201001654, 215358915, 217579110, 301502481, 430717830, 502504135, 603004962, 703505789, 1005008270, 1407011578, 1507512405, 2110517367, 3015024810, 3517528945, 4221034734, 7035057890, 10552586835, 21105173670]

約数ペア:

[(1, 21105173670), (2, 10552586835), (3, 7035057890), (5, 4221034734), (6, 3517528945), (7, 3015024810), (10, 2110517367), (14, 1507512405), (15, 1407011578), (21, 1005008270), (30, 703505789), (35, 603004962), (42, 502504135), (49, 430717830), (70, 301502481), (97, 217579110), (98, 215358915), (105, 201001654), (147, 143572610), (194, 108789555), (210, 100500827), (245, 86143566), (291, 72526370), (294, 71786305), (485, 43515822), (490, 43071783), (582, 36263185), (679, 31082730), (735, 28714522), (970, 21757911), (1358, 15541365), (1455, 14505274), (1470, 14357261), (2037, 10360910), (2910, 7252637), (3395, 6216546), (4074, 5180455), (4753, 4440390), (6790, 3108273), (9506, 2220195), (10185, 2072182), (14259, 1480130), (20370, 1036091), (23765, 888078), (28518, 740065), (47530, 444039), (71295, 296026), (142590, 148013)]