21319356

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33521}}^1$

素因数の和:33581

約数の個数: 24

約数和(自身を含む): 50685264

約数和(自身を除く): 29365908

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33521, 67042, 100563, 134084, 201126, 402252, 1776613, 3553226, 5329839, 7106452, 10659678, 21319356]

約数ペア:

[(1, 21319356), (2, 10659678), (3, 7106452), (4, 5329839), (6, 3553226), (12, 1776613), (53, 402252), (106, 201126), (159, 134084), (212, 100563), (318, 67042), (636, 33521)]