21911522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2927}}^1$

素因数の和:3145

約数の個数: 16

約数和(自身を含む): 34784640

約数和(自身を除く): 12873118

約数列:

[1, 2, 19, 38, 197, 394, 2927, 3743, 5854, 7486, 55613, 111226, 576619, 1153238, 10955761, 21911522]

約数ペア:

[(1, 21911522), (2, 10955761), (19, 1153238), (38, 576619), (197, 111226), (394, 55613), (2927, 7486), (3743, 5854)]