21883992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{70141}}^1$

素因数の和:70163

約数の個数: 32

約数和(自身を含む): 58919280

約数和(自身を除く): 37035288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 70141, 140282, 210423, 280564, 420846, 561128, 841692, 911833, 1683384, 1823666, 2735499, 3647332, 5470998, 7294664, 10941996, 21883992]

約数ペア:

[(1, 21883992), (2, 10941996), (3, 7294664), (4, 5470998), (6, 3647332), (8, 2735499), (12, 1823666), (13, 1683384), (24, 911833), (26, 841692), (39, 561128), (52, 420846), (78, 280564), (104, 210423), (156, 140282), (312, 70141)]