21838923

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{42571}}^1$

素因数の和:42599

約数の個数: 16

約数和(自身を含む): 34057600

約数和(自身を除く): 12218677

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 42571, 127713, 383139, 808849, 1149417, 2426547, 7279641, 21838923]

約数ペア:

[(1, 21838923), (3, 7279641), (9, 2426547), (19, 1149417), (27, 808849), (57, 383139), (171, 127713), (513, 42571)]