21777430

素因数分解:

$2^1\times 5^1\times {\mathrm{733}}^1\times {\mathrm{2971}}^1$

素因数の和:3711

約数の個数: 16

約数和(自身を含む): 39266064

約数和(自身を除く): 17488634

約数列:

[1, 2, 5, 10, 733, 1466, 2971, 3665, 5942, 7330, 14855, 29710, 2177743, 4355486, 10888715, 21777430]

約数ペア:

[(1, 21777430), (2, 10888715), (5, 4355486), (10, 2177743), (733, 29710), (1466, 14855), (2971, 7330), (3665, 5942)]