21091438

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{3803}}^1$

素因数の和:3911

約数の個数: 16

約数和(自身を含む): 32866560

約数和(自身を除く): 11775122

約数列:

[1, 2, 47, 59, 94, 118, 2773, 3803, 5546, 7606, 178741, 224377, 357482, 448754, 10545719, 21091438]

約数ペア:

[(1, 21091438), (2, 10545719), (47, 448754), (59, 357482), (94, 224377), (118, 178741), (2773, 7606), (3803, 5546)]