21359372

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{613}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 38785152

約数和(自身を除く): 17425780

約数列:

[1, 2, 4, 31, 62, 124, 281, 562, 613, 1124, 1226, 2452, 8711, 17422, 19003, 34844, 38006, 76012, 172253, 344506, 689012, 5339843, 10679686, 21359372]

約数ペア:

[(1, 21359372), (2, 10679686), (4, 5339843), (31, 689012), (62, 344506), (124, 172253), (281, 76012), (562, 38006), (613, 34844), (1124, 19003), (1226, 17422), (2452, 8711)]