21500542

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52957}}^1$

素因数の和:52995

約数の個数: 16

約数和(自身を含む): 38129760

約数和(自身を除く): 16629218

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 52957, 105914, 370699, 741398, 1535753, 3071506, 10750271, 21500542]

約数ペア:

[(1, 21500542), (2, 10750271), (7, 3071506), (14, 1535753), (29, 741398), (58, 370699), (203, 105914), (406, 52957)]