21000337402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{30851}}^1\times {\mathrm{30941}}^1$

素因数の和:61805

約数の個数: 16

約数和(自身を含む): 34366413024

約数和(自身を除く): 13366075622

約数列:

[1, 2, 11, 22, 30851, 30941, 61702, 61882, 339361, 340351, 678722, 680702, 954560791, 1909121582, 10500168701, 21000337402]

約数ペア:

[(1, 21000337402), (2, 10500168701), (11, 1909121582), (22, 954560791), (30851, 680702), (30941, 678722), (61702, 340351), (61882, 339361)]