21863894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{5569}}^1$

素因数の和:5735

約数の個数: 16

約数和(自身を含む): 35558880

約数和(自身を除く): 13694986

約数列:

[1, 2, 13, 26, 151, 302, 1963, 3926, 5569, 11138, 72397, 144794, 840919, 1681838, 10931947, 21863894]

約数ペア:

[(1, 21863894), (2, 10931947), (13, 1681838), (26, 840919), (151, 144794), (302, 72397), (1963, 11138), (3926, 5569)]