21360927

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4481}}^1$

素因数の和:4718

約数の個数: 16

約数和(自身を含む): 32700672

約数和(自身を除く): 11339745

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4481, 4767, 13443, 31367, 94101, 1017187, 3051561, 7120309, 21360927]

約数ペア:

[(1, 21360927), (3, 7120309), (7, 3051561), (21, 1017187), (227, 94101), (681, 31367), (1589, 13443), (4481, 4767)]