21050350

素因数分解:

$2^1\times 5^2\times {\mathrm{167}}^1\times {\mathrm{2521}}^1$

素因数の和:2700

約数の個数: 24

約数和(自身を含む): 39403728

約数和(自身を除く): 18353378

約数列:

[1, 2, 5, 10, 25, 50, 167, 334, 835, 1670, 2521, 4175, 5042, 8350, 12605, 25210, 63025, 126050, 421007, 842014, 2105035, 4210070, 10525175, 21050350]

約数ペア:

[(1, 21050350), (2, 10525175), (5, 4210070), (10, 2105035), (25, 842014), (50, 421007), (167, 126050), (334, 63025), (835, 25210), (1670, 12605), (2521, 8350), (4175, 5042)]