21188896

素因数分解:

$2^5\times {\mathrm{641}}^1\times {\mathrm{1033}}^1$

素因数の和:1684

約数の個数: 24

約数和(自身を含む): 41821164

約数和(自身を除く): 20632268

約数列:

[1, 2, 4, 8, 16, 32, 641, 1033, 1282, 2066, 2564, 4132, 5128, 8264, 10256, 16528, 20512, 33056, 662153, 1324306, 2648612, 5297224, 10594448, 21188896]

約数ペア:

[(1, 21188896), (2, 10594448), (4, 5297224), (8, 2648612), (16, 1324306), (32, 662153), (641, 33056), (1033, 20512), (1282, 16528), (2066, 10256), (2564, 8264), (4132, 5128)]