21096350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{317}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 43296336

約数和(自身を除く): 22199986

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 317, 550, 605, 634, 1210, 1331, 1585, 2662, 3025, 3170, 3487, 6050, 6655, 6974, 7925, 13310, 15850, 17435, 33275, 34870, 38357, 66550, 76714, 87175, 174350, 191785, 383570, 421927, 843854, 958925, 1917850, 2109635, 4219270, 10548175, 21096350]

約数ペア:

[(1, 21096350), (2, 10548175), (5, 4219270), (10, 2109635), (11, 1917850), (22, 958925), (25, 843854), (50, 421927), (55, 383570), (110, 191785), (121, 174350), (242, 87175), (275, 76714), (317, 66550), (550, 38357), (605, 34870), (634, 33275), (1210, 17435), (1331, 15850), (1585, 13310), (2662, 7925), (3025, 6974), (3170, 6655), (3487, 6050)]