21012204

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103001}}^1$

素因数の和:103025

約数の個数: 24

約数和(自身を含む): 51913008

約数和(自身を除く): 30900804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 103001, 206002, 309003, 412004, 618006, 1236012, 1751017, 3502034, 5253051, 7004068, 10506102, 21012204]

約数ペア:

[(1, 21012204), (2, 10506102), (3, 7004068), (4, 5253051), (6, 3502034), (12, 1751017), (17, 1236012), (34, 618006), (51, 412004), (68, 309003), (102, 206002), (204, 103001)]