21262794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2797}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 48886656

約数和(自身を除く): 27623862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 181, 362, 543, 1086, 1267, 2534, 2797, 3801, 5594, 7602, 8391, 16782, 19579, 39158, 58737, 117474, 506257, 1012514, 1518771, 3037542, 3543799, 7087598, 10631397, 21262794]

約数ペア:

[(1, 21262794), (2, 10631397), (3, 7087598), (6, 3543799), (7, 3037542), (14, 1518771), (21, 1012514), (42, 506257), (181, 117474), (362, 58737), (543, 39158), (1086, 19579), (1267, 16782), (2534, 8391), (2797, 7602), (3801, 5594)]