21369091

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 23392800

約数和(自身を除く): 2023709

約数列:

[1, 19, 37, 113, 269, 703, 2147, 4181, 5111, 9953, 30397, 79439, 189107, 577543, 1124689, 21369091]

約数ペア:

[(1, 21369091), (19, 1124689), (37, 577543), (113, 189107), (269, 79439), (703, 30397), (2147, 9953), (4181, 5111)]