21640764

素因数分解:

$2^2\times 3^1\times {\mathrm{607}}^1\times {\mathrm{2971}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 50595328

約数和(自身を除く): 28954564

約数列:

[1, 2, 3, 4, 6, 12, 607, 1214, 1821, 2428, 2971, 3642, 5942, 7284, 8913, 11884, 17826, 35652, 1803397, 3606794, 5410191, 7213588, 10820382, 21640764]

約数ペア:

[(1, 21640764), (2, 10820382), (3, 7213588), (4, 5410191), (6, 3606794), (12, 1803397), (607, 35652), (1214, 17826), (1821, 11884), (2428, 8913), (2971, 7284), (3642, 5942)]