21861804

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{13907}}^1$

素因数の和:14045

約数の個数: 24

約数和(自身を含む): 51403968

約数和(自身を除く): 29542164

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 13907, 27814, 41721, 55628, 83442, 166884, 1821817, 3643634, 5465451, 7287268, 10930902, 21861804]

約数ペア:

[(1, 21861804), (2, 10930902), (3, 7287268), (4, 5465451), (6, 3643634), (12, 1821817), (131, 166884), (262, 83442), (393, 55628), (524, 41721), (786, 27814), (1572, 13907)]