21049430

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{35677}}^1$

素因数の和:35743

約数の個数: 16

約数和(自身を含む): 38532240

約数和(自身を除く): 17482810

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 35677, 71354, 178385, 356770, 2104943, 4209886, 10524715, 21049430]

約数ペア:

[(1, 21049430), (2, 10524715), (5, 4209886), (10, 2104943), (59, 356770), (118, 178385), (295, 71354), (590, 35677)]