21051950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{24767}}^1$

素因数の和:24796

約数の個数: 24

約数和(自身を含む): 41461632

約数和(自身を除く): 20409682

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 24767, 49534, 123835, 247670, 421039, 619175, 842078, 1238350, 2105195, 4210390, 10525975, 21051950]

約数ペア:

[(1, 21051950), (2, 10525975), (5, 4210390), (10, 2105195), (17, 1238350), (25, 842078), (34, 619175), (50, 421039), (85, 247670), (170, 123835), (425, 49534), (850, 24767)]