21160584008

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{1489}}^1\times {\mathrm{8419}}^1$

素因数の和:10125

約数の個数: 32

約数和(自身を含む): 39895644000

約数和(自身を除く): 18735059992

約数列:

[1, 2, 4, 8, 211, 422, 844, 1489, 1688, 2978, 5956, 8419, 11912, 16838, 33676, 67352, 314179, 628358, 1256716, 1776409, 2513432, 3552818, 7105636, 12535891, 14211272, 25071782, 50143564, 100287128, 2645073001, 5290146002, 10580292004, 21160584008]

約数ペア:

[(1, 21160584008), (2, 10580292004), (4, 5290146002), (8, 2645073001), (211, 100287128), (422, 50143564), (844, 25071782), (1489, 14211272), (1688, 12535891), (2978, 7105636), (5956, 3552818), (8419, 2513432), (11912, 1776409), (16838, 1256716), (33676, 628358), (67352, 314179)]