20212430165

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{9397}}^1$

素因数の和:9629

約数の個数: 32

約数和(自身を含む): 25236562176

約数和(自身を除く): 5024132011

約数列:

[1, 5, 71, 73, 83, 355, 365, 415, 5183, 5893, 6059, 9397, 25915, 29465, 30295, 46985, 430189, 667187, 685981, 779951, 2150945, 3335935, 3429905, 3899755, 48704651, 55376521, 56936423, 243523255, 276882605, 284682115, 4042486033, 20212430165]

約数ペア:

[(1, 20212430165), (5, 4042486033), (71, 284682115), (73, 276882605), (83, 243523255), (355, 56936423), (365, 55376521), (415, 48704651), (5183, 3899755), (5893, 3429905), (6059, 3335935), (9397, 2150945), (25915, 779951), (29465, 685981), (30295, 667187), (46985, 430189)]