21134260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{150959}}^1$

素因数の和:150975

約数の個数: 24

約数和(自身を含む): 50722560

約数和(自身を除く): 29588300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 150959, 301918, 603836, 754795, 1056713, 1509590, 2113426, 3019180, 4226852, 5283565, 10567130, 21134260]

約数ペア:

[(1, 21134260), (2, 10567130), (4, 5283565), (5, 4226852), (7, 3019180), (10, 2113426), (14, 1509590), (20, 1056713), (28, 754795), (35, 603836), (70, 301918), (140, 150959)]