21095050

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{3943}}^1$

素因数の和:4062

約数の個数: 24

約数和(自身を含む): 39613536

約数和(自身を除く): 18518486

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 3943, 5350, 7886, 19715, 39430, 98575, 197150, 421901, 843802, 2109505, 4219010, 10547525, 21095050]

約数ペア:

[(1, 21095050), (2, 10547525), (5, 4219010), (10, 2109505), (25, 843802), (50, 421901), (107, 197150), (214, 98575), (535, 39430), (1070, 19715), (2675, 7886), (3943, 5350)]