21298254

素因数分解:

$2^1\times 3^1\times {\mathrm{929}}^1\times {\mathrm{3821}}^1$

素因数の和:4755

約数の個数: 16

約数和(自身を含む): 42653520

約数和(自身を除く): 21355266

約数列:

[1, 2, 3, 6, 929, 1858, 2787, 3821, 5574, 7642, 11463, 22926, 3549709, 7099418, 10649127, 21298254]

約数ペア:

[(1, 21298254), (2, 10649127), (3, 7099418), (6, 3549709), (929, 22926), (1858, 11463), (2787, 7642), (3821, 5574)]