21049418908

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12741779}}^1$

素因数の和:12741849

約数の個数: 24

約数和(自身を含む): 42812380800

約数和(自身を除く): 21762961892

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12741779, 25483558, 50967116, 89192453, 178384906, 356769812, 751764961, 1503529922, 3007059844, 5262354727, 10524709454, 21049418908]

約数ペア:

[(1, 21049418908), (2, 10524709454), (4, 5262354727), (7, 3007059844), (14, 1503529922), (28, 751764961), (59, 356769812), (118, 178384906), (236, 89192453), (413, 50967116), (826, 25483558), (1652, 12741779)]