21134886

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{6761}}^1$

素因数の和:7287

約数の個数: 16

約数和(自身を含む): 42357168

約数和(自身を除く): 21222282

約数列:

[1, 2, 3, 6, 521, 1042, 1563, 3126, 6761, 13522, 20283, 40566, 3522481, 7044962, 10567443, 21134886]

約数ペア:

[(1, 21134886), (2, 10567443), (3, 7044962), (6, 3522481), (521, 40566), (1042, 20283), (1563, 13522), (3126, 6761)]