21625491

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1613}}^1$

素因数の和:1766

約数の個数: 16

約数和(自身を含む): 29826720

約数和(自身を除く): 8201229

約数列:

[1, 3, 41, 109, 123, 327, 1613, 4469, 4839, 13407, 66133, 175817, 198399, 527451, 7208497, 21625491]

約数ペア:

[(1, 21625491), (3, 7208497), (41, 527451), (109, 198399), (123, 175817), (327, 66133), (1613, 13407), (4469, 4839)]