21668325623

素因数分解:

$7^3\times {\mathrm{9133}}^1\times {\mathrm{6917}}^1$

素因数の和:16071

約数の個数: 16

約数和(自身を含む): 25275604800

約数和(自身を除く): 3607279177

約数列:

[1, 7, 49, 343, 6917, 9133, 48419, 63931, 338933, 447517, 2372531, 3132619, 63172961, 442210727, 3095475089, 21668325623]

約数ペア:

[(1, 21668325623), (7, 3095475089), (49, 442210727), (343, 63172961), (6917, 3132619), (9133, 2372531), (48419, 447517), (63931, 338933)]