12521620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21589}}^1$

素因数の和:21627

約数の個数: 24

約数和(自身を含む): 27203400

約数和(自身を除く): 14681780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 21589, 43178, 86356, 107945, 215890, 431780, 626081, 1252162, 2504324, 3130405, 6260810, 12521620]

約数ペア:

[(1, 12521620), (2, 6260810), (4, 3130405), (5, 2504324), (10, 1252162), (20, 626081), (29, 431780), (58, 215890), (116, 107945), (145, 86356), (290, 43178), (580, 21589)]