21454191

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5857}}^1$

素因数の和:5911

約数の個数: 24

約数和(自身を含む): 34726224

約数和(自身を除く): 13272033

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5857, 17571, 52713, 64427, 193281, 216709, 579843, 650127, 1950381, 2383799, 7151397, 21454191]

約数ペア:

[(1, 21454191), (3, 7151397), (9, 2383799), (11, 1950381), (33, 650127), (37, 579843), (99, 216709), (111, 193281), (333, 64427), (407, 52713), (1221, 17571), (3663, 5857)]