21813384

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 58291200

約数和(自身を除く): 36477816

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 43, 46, 69, 86, 92, 129, 138, 172, 184, 258, 276, 344, 516, 552, 919, 989, 1032, 1838, 1978, 2757, 2967, 3676, 3956, 5514, 5934, 7352, 7912, 11028, 11868, 21137, 22056, 23736, 39517, 42274, 63411, 79034, 84548, 118551, 126822, 158068, 169096, 237102, 253644, 316136, 474204, 507288, 908891, 948408, 1817782, 2726673, 3635564, 5453346, 7271128, 10906692, 21813384]

約数ペア:

[(1, 21813384), (2, 10906692), (3, 7271128), (4, 5453346), (6, 3635564), (8, 2726673), (12, 1817782), (23, 948408), (24, 908891), (43, 507288), (46, 474204), (69, 316136), (86, 253644), (92, 237102), (129, 169096), (138, 158068), (172, 126822), (184, 118551), (258, 84548), (276, 79034), (344, 63411), (516, 42274), (552, 39517), (919, 23736), (989, 22056), (1032, 21137), (1838, 11868), (1978, 11028), (2757, 7912), (2967, 7352), (3676, 5934), (3956, 5514)]