21142816

素因数分解:

$2^5\times {\mathrm{797}}^1\times {\mathrm{829}}^1$

素因数の和:1636

約数の個数: 24

約数和(自身を含む): 41727420

約数和(自身を除く): 20584604

約数列:

[1, 2, 4, 8, 16, 32, 797, 829, 1594, 1658, 3188, 3316, 6376, 6632, 12752, 13264, 25504, 26528, 660713, 1321426, 2642852, 5285704, 10571408, 21142816]

約数ペア:

[(1, 21142816), (2, 10571408), (4, 5285704), (8, 2642852), (16, 1321426), (32, 660713), (797, 26528), (829, 25504), (1594, 13264), (1658, 12752), (3188, 6632), (3316, 6376)]