21292951755

素因数分解:

$3^1\times 5^1\times {\mathrm{4231}}^1\times {\mathrm{335507}}^1$

素因数の和:339746

約数の個数: 16

約数和(自身を含む): 34076876544

約数和(自身を除く): 12783924789

約数列:

[1, 3, 5, 15, 4231, 12693, 21155, 63465, 335507, 1006521, 1677535, 5032605, 1419530117, 4258590351, 7097650585, 21292951755]

約数ペア:

[(1, 21292951755), (3, 7097650585), (5, 4258590351), (15, 1419530117), (4231, 5032605), (12693, 1677535), (21155, 1006521), (63465, 335507)]