21607250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{12347}}^1$

素因数の和:12371

約数の個数: 32

約数和(自身を含む): 46230912

約数和(自身を除く): 24623662

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 12347, 24694, 61735, 86429, 123470, 172858, 308675, 432145, 617350, 864290, 1543375, 2160725, 3086750, 4321450, 10803625, 21607250]

約数ペア:

[(1, 21607250), (2, 10803625), (5, 4321450), (7, 3086750), (10, 2160725), (14, 1543375), (25, 864290), (35, 617350), (50, 432145), (70, 308675), (125, 172858), (175, 123470), (250, 86429), (350, 61735), (875, 24694), (1750, 12347)]