21818974

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{6857}}^1$

素因数の和:6939

約数の個数: 16

約数和(自身を含む): 34399728

約数和(自身を除く): 12580754

約数列:

[1, 2, 37, 43, 74, 86, 1591, 3182, 6857, 13714, 253709, 294851, 507418, 589702, 10909487, 21818974]

約数ペア:

[(1, 21818974), (2, 10909487), (37, 589702), (43, 507418), (74, 294851), (86, 253709), (1591, 13714), (3182, 6857)]