21744567

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5023}}^1$

素因数の和:5079

約数の個数: 24

約数和(自身を含む): 34745984

約数和(自身を除く): 13001417

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 5023, 15069, 45207, 65299, 185851, 195897, 557553, 587691, 1672659, 2416063, 7248189, 21744567]

約数ペア:

[(1, 21744567), (3, 7248189), (9, 2416063), (13, 1672659), (37, 587691), (39, 557553), (111, 195897), (117, 185851), (333, 65299), (481, 45207), (1443, 15069), (4329, 5023)]