21440150

素因数分解:

$2^1\times 5^2\times {\mathrm{227}}^1\times {\mathrm{1889}}^1$

素因数の和:2128

約数の個数: 24

約数和(自身を含む): 40075560

約数和(自身を除く): 18635410

約数列:

[1, 2, 5, 10, 25, 50, 227, 454, 1135, 1889, 2270, 3778, 5675, 9445, 11350, 18890, 47225, 94450, 428803, 857606, 2144015, 4288030, 10720075, 21440150]

約数ペア:

[(1, 21440150), (2, 10720075), (5, 4288030), (10, 2144015), (25, 857606), (50, 428803), (227, 94450), (454, 47225), (1135, 18890), (1889, 11350), (2270, 9445), (3778, 5675)]