21268550

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5827}}^1$

素因数の和:5912

約数の個数: 24

約数和(自身を含む): 40108296

約数和(自身を除く): 18839746

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5827, 11654, 29135, 58270, 145675, 291350, 425371, 850742, 2126855, 4253710, 10634275, 21268550]

約数ペア:

[(1, 21268550), (2, 10634275), (5, 4253710), (10, 2126855), (25, 850742), (50, 425371), (73, 291350), (146, 145675), (365, 58270), (730, 29135), (1825, 11654), (3650, 5827)]