21343016

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{6337}}^1$

素因数の和:6764

約数の個数: 16

約数和(自身を含む): 40119540

約数和(自身を除く): 18776524

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 6337, 12674, 25348, 50696, 2667877, 5335754, 10671508, 21343016]

約数ペア:

[(1, 21343016), (2, 10671508), (4, 5335754), (8, 2667877), (421, 50696), (842, 25348), (1684, 12674), (3368, 6337)]