21825018

素因数分解:

$2^1\times 3^3\times {\mathrm{404167}}^1$

素因数の和:404178

約数の個数: 16

約数和(自身を含む): 48500160

約数和(自身を除く): 26675142

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 404167, 808334, 1212501, 2425002, 3637503, 7275006, 10912509, 21825018]

約数ペア:

[(1, 21825018), (2, 10912509), (3, 7275006), (6, 3637503), (9, 2425002), (18, 1212501), (27, 808334), (54, 404167)]