21320616

素因数分解:

$2^3\times 3^1\times {\mathrm{888359}}^1$

素因数の和:888368

約数の個数: 16

約数和(自身を含む): 53301600

約数和(自身を除く): 31980984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 888359, 1776718, 2665077, 3553436, 5330154, 7106872, 10660308, 21320616]

約数ペア:

[(1, 21320616), (2, 10660308), (3, 7106872), (4, 5330154), (6, 3553436), (8, 2665077), (12, 1776718), (24, 888359)]