21433307

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2297}}^1$

素因数の和:2378

約数の個数: 16

約数和(自身を含む): 25884672

約数和(自身を除く): 4451365

約数列:

[1, 7, 31, 43, 217, 301, 1333, 2297, 9331, 16079, 71207, 98771, 498449, 691397, 3061901, 21433307]

約数ペア:

[(1, 21433307), (7, 3061901), (31, 691397), (43, 498449), (217, 98771), (301, 71207), (1333, 16079), (2297, 9331)]