21289973

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 23414400

約数和(自身を除く): 2124427

約数列:

[1, 23, 29, 59, 541, 667, 1357, 1711, 12443, 15689, 31919, 39353, 360847, 734137, 925651, 21289973]

約数ペア:

[(1, 21289973), (23, 925651), (29, 734137), (59, 360847), (541, 39353), (667, 31919), (1357, 15689), (1711, 12443)]