21425942

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{617}}^1$

素因数の和:895

約数の個数: 16

約数和(自身を含む): 32704560

約数和(自身を除く): 11278618

約数列:

[1, 2, 97, 179, 194, 358, 617, 1234, 17363, 34726, 59849, 110443, 119698, 220886, 10712971, 21425942]

約数ペア:

[(1, 21425942), (2, 10712971), (97, 220886), (179, 119698), (194, 110443), (358, 59849), (617, 34726), (1234, 17363)]