21495099

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2713}}^1$

素因数の和:2874

約数の個数: 16

約数和(自身を含む): 30396800

約数和(自身を除く): 8901701

約数列:

[1, 3, 19, 57, 139, 417, 2641, 2713, 7923, 8139, 51547, 154641, 377107, 1131321, 7165033, 21495099]

約数ペア:

[(1, 21495099), (3, 7165033), (19, 1131321), (57, 377107), (139, 154641), (417, 51547), (2641, 8139), (2713, 7923)]