21125193426

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{10767173}}^1$

素因数の和:10767290

約数の個数: 24

約数和(自身を含む): 46191176460

約数和(自身を除く): 25065983034

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 10767173, 21534346, 32301519, 64603038, 96904557, 193809114, 1173621857, 2347243714, 3520865571, 7041731142, 10562596713, 21125193426]

約数ペア:

[(1, 21125193426), (2, 10562596713), (3, 7041731142), (6, 3520865571), (9, 2347243714), (18, 1173621857), (109, 193809114), (218, 96904557), (327, 64603038), (654, 32301519), (981, 21534346), (1962, 10767173)]