21311150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{60889}}^1$

素因数の和:60908

約数の個数: 24

約数和(自身を含む): 45302160

約数和(自身を除く): 23991010

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 60889, 121778, 304445, 426223, 608890, 852446, 1522225, 2131115, 3044450, 4262230, 10655575, 21311150]

約数ペア:

[(1, 21311150), (2, 10655575), (5, 4262230), (7, 3044450), (10, 2131115), (14, 1522225), (25, 852446), (35, 608890), (50, 426223), (70, 304445), (175, 121778), (350, 60889)]