21206096

素因数分解:

$2^4\times {\mathrm{547}}^1\times {\mathrm{2423}}^1$

素因数の和:2978

約数の個数: 20

約数和(自身を含む): 41178912

約数和(自身を除く): 19972816

約数列:

[1, 2, 4, 8, 16, 547, 1094, 2188, 2423, 4376, 4846, 8752, 9692, 19384, 38768, 1325381, 2650762, 5301524, 10603048, 21206096]

約数ペア:

[(1, 21206096), (2, 10603048), (4, 5301524), (8, 2650762), (16, 1325381), (547, 38768), (1094, 19384), (2188, 9692), (2423, 8752), (4376, 4846)]