21799726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{44129}}^1$

素因数の和:44163

約数の個数: 16

約数和(自身を含む): 37069200

約数和(自身を除く): 15269474

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 44129, 88258, 573677, 838451, 1147354, 1676902, 10899863, 21799726]

約数ペア:

[(1, 21799726), (2, 10899863), (13, 1676902), (19, 1147354), (26, 838451), (38, 573677), (247, 88258), (494, 44129)]