21695874

素因数分解:

$2^1\times 3^1\times {\mathrm{179}}^1\times {\mathrm{20201}}^1$

素因数の和:20385

約数の個数: 16

約数和(自身を含む): 43636320

約数和(自身を除く): 21940446

約数列:

[1, 2, 3, 6, 179, 358, 537, 1074, 20201, 40402, 60603, 121206, 3615979, 7231958, 10847937, 21695874]

約数ペア:

[(1, 21695874), (2, 10847937), (3, 7231958), (6, 3615979), (179, 121206), (358, 60603), (537, 40402), (1074, 20201)]