21374469

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{25537}}^1$

素因数の和:25577

約数の個数: 16

約数和(自身を含む): 32688640

約数和(自身を除く): 11314171

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 25537, 76611, 229833, 689499, 791647, 2374941, 7124823, 21374469]

約数ペア:

[(1, 21374469), (3, 7124823), (9, 2374941), (27, 791647), (31, 689499), (93, 229833), (279, 76611), (837, 25537)]