21780432

素因数分解:

$2^4\times 3^2\times {\mathrm{151253}}^1$

素因数の和:151267

約数の個数: 30

約数和(自身を含む): 60955362

約数和(自身を除く): 39174930

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151253, 302506, 453759, 605012, 907518, 1210024, 1361277, 1815036, 2420048, 2722554, 3630072, 5445108, 7260144, 10890216, 21780432]

約数ペア:

[(1, 21780432), (2, 10890216), (3, 7260144), (4, 5445108), (6, 3630072), (8, 2722554), (9, 2420048), (12, 1815036), (16, 1361277), (18, 1210024), (24, 907518), (36, 605012), (48, 453759), (72, 302506), (144, 151253)]