21037024250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{125407}}^1$

素因数の和:125496

約数の個数: 64

約数和(自身を含む): 43666062336

約数和(自身を除く): 22629038086

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 110, 122, 125, 250, 275, 305, 550, 610, 671, 1342, 1375, 1525, 2750, 3050, 3355, 6710, 7625, 15250, 16775, 33550, 83875, 125407, 167750, 250814, 627035, 1254070, 1379477, 2758954, 3135175, 6270350, 6897385, 7649827, 13794770, 15299654, 15675875, 31351750, 34486925, 38249135, 68973850, 76498270, 84148097, 168296194, 172434625, 191245675, 344869250, 382491350, 420740485, 841480970, 956228375, 1912456750, 2103702425, 4207404850, 10518512125, 21037024250]

約数ペア:

[(1, 21037024250), (2, 10518512125), (5, 4207404850), (10, 2103702425), (11, 1912456750), (22, 956228375), (25, 841480970), (50, 420740485), (55, 382491350), (61, 344869250), (110, 191245675), (122, 172434625), (125, 168296194), (250, 84148097), (275, 76498270), (305, 68973850), (550, 38249135), (610, 34486925), (671, 31351750), (1342, 15675875), (1375, 15299654), (1525, 13794770), (2750, 7649827), (3050, 6897385), (3355, 6270350), (6710, 3135175), (7625, 2758954), (15250, 1379477), (16775, 1254070), (33550, 627035), (83875, 250814), (125407, 167750)]