210609868

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^2\times {\mathrm{709}}^1$

素因数の和:926

約数の個数: 36

約数和(自身を含む): 425948880

約数和(自身を除く): 215339012

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 709, 721, 1418, 1442, 2836, 2884, 4963, 9926, 10609, 19852, 21218, 42436, 73027, 74263, 146054, 148526, 292108, 297052, 511189, 1022378, 2044756, 7521781, 15043562, 30087124, 52652467, 105304934, 210609868]

約数ペア:

[(1, 210609868), (2, 105304934), (4, 52652467), (7, 30087124), (14, 15043562), (28, 7521781), (103, 2044756), (206, 1022378), (412, 511189), (709, 297052), (721, 292108), (1418, 148526), (1442, 146054), (2836, 74263), (2884, 73027), (4963, 42436), (9926, 21218), (10609, 19852)]