21002332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9851}}^1$

素因数の和:9909

約数の個数: 24

約数和(自身を含む): 40550832

約数和(自身を除く): 19548500

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 9851, 19702, 39404, 128063, 256126, 403891, 512252, 807782, 1615564, 5250583, 10501166, 21002332]

約数ペア:

[(1, 21002332), (2, 10501166), (4, 5250583), (13, 1615564), (26, 807782), (41, 512252), (52, 403891), (82, 256126), (164, 128063), (533, 39404), (1066, 19702), (2132, 9851)]