21452637

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 29587712

約数和(自身を除く): 8135075

約数列:

[1, 3, 37, 111, 157, 471, 1231, 3693, 5809, 17427, 45547, 136641, 193267, 579801, 7150879, 21452637]

約数ペア:

[(1, 21452637), (3, 7150879), (37, 579801), (111, 193267), (157, 136641), (471, 45547), (1231, 17427), (3693, 5809)]