21282336

素因数分解:

$2^5\times 3^2\times {\mathrm{73897}}^1$

素因数の和:73913

約数の個数: 36

約数和(自身を含む): 60522462

約数和(自身を除く): 39240126

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 73897, 147794, 221691, 295588, 443382, 591176, 665073, 886764, 1182352, 1330146, 1773528, 2364704, 2660292, 3547056, 5320584, 7094112, 10641168, 21282336]

約数ペア:

[(1, 21282336), (2, 10641168), (3, 7094112), (4, 5320584), (6, 3547056), (8, 2660292), (9, 2364704), (12, 1773528), (16, 1330146), (18, 1182352), (24, 886764), (32, 665073), (36, 591176), (48, 443382), (72, 295588), (96, 221691), (144, 147794), (288, 73897)]