21569020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{98041}}^1$

素因数の和:98061

約数の個数: 24

約数和(自身を含む): 49413168

約数和(自身を除く): 27844148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 98041, 196082, 392164, 490205, 980410, 1078451, 1960820, 2156902, 4313804, 5392255, 10784510, 21569020]

約数ペア:

[(1, 21569020), (2, 10784510), (4, 5392255), (5, 4313804), (10, 2156902), (11, 1960820), (20, 1078451), (22, 980410), (44, 490205), (55, 392164), (110, 196082), (220, 98041)]