21031426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{4519}}^1$

素因数の和:4713

約数の個数: 16

約数和(自身を含む): 34171200

約数和(自身を除く): 13139774

約数列:

[1, 2, 13, 26, 179, 358, 2327, 4519, 4654, 9038, 58747, 117494, 808901, 1617802, 10515713, 21031426]

約数ペア:

[(1, 21031426), (2, 10515713), (13, 1617802), (26, 808901), (179, 117494), (358, 58747), (2327, 9038), (4519, 4654)]