21502683

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 32207760

約数和(自身を除く): 10705077

約数列:

[1, 3, 9, 53, 61, 159, 183, 477, 549, 739, 2217, 3233, 6651, 9699, 29097, 39167, 45079, 117501, 135237, 352503, 405711, 2389187, 7167561, 21502683]

約数ペア:

[(1, 21502683), (3, 7167561), (9, 2389187), (53, 405711), (61, 352503), (159, 135237), (183, 117501), (477, 45079), (549, 39167), (739, 29097), (2217, 9699), (3233, 6651)]