21413050

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3929}}^1$

素因数の和:4050

約数の個数: 24

約数和(自身を含む): 40203900

約数和(自身を除く): 18790850

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 3929, 5450, 7858, 19645, 39290, 98225, 196450, 428261, 856522, 2141305, 4282610, 10706525, 21413050]

約数ペア:

[(1, 21413050), (2, 10706525), (5, 4282610), (10, 2141305), (25, 856522), (50, 428261), (109, 196450), (218, 98225), (545, 39290), (1090, 19645), (2725, 7858), (3929, 5450)]