21130189431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1085771}}^1$

素因数の和:1086286

約数の個数: 16

約数和(自身を含む): 30401616000

約数和(自身を除く): 9271426569

約数列:

[1, 3, 13, 39, 499, 1497, 6487, 19461, 1085771, 3257313, 14115023, 42345069, 541799729, 1625399187, 7043396477, 21130189431]

約数ペア:

[(1, 21130189431), (3, 7043396477), (13, 1625399187), (39, 541799729), (499, 42345069), (1497, 14115023), (6487, 3257313), (19461, 1085771)]