21802022

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3964

約数の個数: 24

約数和(自身を含む): 37518768

約数和(自身を除く): 15716746

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 506, 2783, 3917, 5566, 7834, 43087, 86174, 90091, 180182, 473957, 947914, 991001, 1982002, 10901011, 21802022]

約数ペア:

[(1, 21802022), (2, 10901011), (11, 1982002), (22, 991001), (23, 947914), (46, 473957), (121, 180182), (242, 90091), (253, 86174), (506, 43087), (2783, 7834), (3917, 5566)]