21664060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{98473}}^1$

素因数の和:98493

約数の個数: 24

約数和(自身を含む): 49630896

約数和(自身を除く): 27966836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 98473, 196946, 393892, 492365, 984730, 1083203, 1969460, 2166406, 4332812, 5416015, 10832030, 21664060]

約数ペア:

[(1, 21664060), (2, 10832030), (4, 5416015), (5, 4332812), (10, 2166406), (11, 1969460), (20, 1083203), (22, 984730), (44, 492365), (55, 393892), (110, 196946), (220, 98473)]