21331912

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2281}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 46005120

約数和(自身を除く): 24673208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2281, 2338, 4562, 4676, 9124, 9352, 15967, 18248, 31934, 63868, 127736, 380927, 761854, 1523708, 2666489, 3047416, 5332978, 10665956, 21331912]

約数ペア:

[(1, 21331912), (2, 10665956), (4, 5332978), (7, 3047416), (8, 2666489), (14, 1523708), (28, 761854), (56, 380927), (167, 127736), (334, 63868), (668, 31934), (1169, 18248), (1336, 15967), (2281, 9352), (2338, 9124), (4562, 4676)]