21850450

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{10163}}^1$

素因数の和:10218

約数の個数: 24

約数和(自身を含む): 41591088

約数和(自身を除く): 19740638

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 10163, 20326, 50815, 101630, 254075, 437009, 508150, 874018, 2185045, 4370090, 10925225, 21850450]

約数ペア:

[(1, 21850450), (2, 10925225), (5, 4370090), (10, 2185045), (25, 874018), (43, 508150), (50, 437009), (86, 254075), (215, 101630), (430, 50815), (1075, 20326), (2150, 10163)]