21053060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{150379}}^1$

素因数の和:150395

約数の個数: 24

約数和(自身を含む): 50527680

約数和(自身を除く): 29474620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 150379, 300758, 601516, 751895, 1052653, 1503790, 2105306, 3007580, 4210612, 5263265, 10526530, 21053060]

約数ペア:

[(1, 21053060), (2, 10526530), (4, 5263265), (5, 4210612), (7, 3007580), (10, 2105306), (14, 1503790), (20, 1052653), (28, 751895), (35, 601516), (70, 300758), (140, 150379)]