21231234

素因数分解:

$2^1\times 3^4\times {\mathrm{83}}^1\times {\mathrm{1579}}^1$

素因数の和:1676

約数の個数: 40

約数和(自身を含む): 48177360

約数和(自身を除く): 26946126

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 83, 162, 166, 249, 498, 747, 1494, 1579, 2241, 3158, 4482, 4737, 6723, 9474, 13446, 14211, 28422, 42633, 85266, 127899, 131057, 255798, 262114, 393171, 786342, 1179513, 2359026, 3538539, 7077078, 10615617, 21231234]

約数ペア:

[(1, 21231234), (2, 10615617), (3, 7077078), (6, 3538539), (9, 2359026), (18, 1179513), (27, 786342), (54, 393171), (81, 262114), (83, 255798), (162, 131057), (166, 127899), (249, 85266), (498, 42633), (747, 28422), (1494, 14211), (1579, 13446), (2241, 9474), (3158, 6723), (4482, 4737)]