21314950

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3911}}^1$

素因数の和:4032

約数の個数: 24

約数和(自身を含む): 40019760

約数和(自身を除く): 18704810

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 3911, 5450, 7822, 19555, 39110, 97775, 195550, 426299, 852598, 2131495, 4262990, 10657475, 21314950]

約数ペア:

[(1, 21314950), (2, 10657475), (5, 4262990), (10, 2131495), (25, 852598), (50, 426299), (109, 195550), (218, 97775), (545, 39110), (1090, 19555), (2725, 7822), (3911, 5450)]