21088206

素因数分解:

$2^1\times 3^2\times {\mathrm{821}}^1\times {\mathrm{1427}}^1$

素因数の和:2256

約数の個数: 24

約数和(自身を含む): 45778824

約数和(自身を除く): 24690618

約数列:

[1, 2, 3, 6, 9, 18, 821, 1427, 1642, 2463, 2854, 4281, 4926, 7389, 8562, 12843, 14778, 25686, 1171567, 2343134, 3514701, 7029402, 10544103, 21088206]

約数ペア:

[(1, 21088206), (2, 10544103), (3, 7029402), (6, 3514701), (9, 2343134), (18, 1171567), (821, 25686), (1427, 14778), (1642, 12843), (2463, 8562), (2854, 7389), (4281, 4926)]