21306071806

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2452921}}^1$

素因数の和:2453067

約数の個数: 16

約数和(自身を含む): 33026141808

約数和(自身を除く): 11720070002

約数列:

[1, 2, 43, 86, 101, 202, 4343, 8686, 2452921, 4905842, 105475603, 210951206, 247745021, 495490042, 10653035903, 21306071806]

約数ペア:

[(1, 21306071806), (2, 10653035903), (43, 495490042), (86, 247745021), (101, 210951206), (202, 105475603), (4343, 4905842), (8686, 2452921)]