21197150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32611}}^1$

素因数の和:32636

約数の個数: 24

約数和(自身を含む): 42460824

約数和(自身を除く): 21263674

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32611, 65222, 163055, 326110, 423943, 815275, 847886, 1630550, 2119715, 4239430, 10598575, 21197150]

約数ペア:

[(1, 21197150), (2, 10598575), (5, 4239430), (10, 2119715), (13, 1630550), (25, 847886), (26, 815275), (50, 423943), (65, 326110), (130, 163055), (325, 65222), (650, 32611)]