21995802740

素因数分解:

$2^2\times 5^1\times {\mathrm{467}}^1\times {\mathrm{2355011}}^1$

素因数の和:2355487

約数の個数: 24

約数和(自身を含む): 46290115872

約数和(自身を除く): 24294313132

約数列:

[1, 2, 4, 5, 10, 20, 467, 934, 1868, 2335, 4670, 9340, 2355011, 4710022, 9420044, 11775055, 23550110, 47100220, 1099790137, 2199580274, 4399160548, 5498950685, 10997901370, 21995802740]

約数ペア:

[(1, 21995802740), (2, 10997901370), (4, 5498950685), (5, 4399160548), (10, 2199580274), (20, 1099790137), (467, 47100220), (934, 23550110), (1868, 11775055), (2335, 9420044), (4670, 4710022), (9340, 2355011)]