21006768

素因数分解:

$2^4\times 3^1\times {\mathrm{437641}}^1$

素因数の和:437652

約数の個数: 20

約数和(自身を含む): 54267608

約数和(自身を除く): 33260840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 437641, 875282, 1312923, 1750564, 2625846, 3501128, 5251692, 7002256, 10503384, 21006768]

約数ペア:

[(1, 21006768), (2, 10503384), (3, 7002256), (4, 5251692), (6, 3501128), (8, 2625846), (12, 1750564), (16, 1312923), (24, 875282), (48, 437641)]