21498216

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4547}}^1$

素因数の和:4753

約数の個数: 32

約数和(自身を含む): 54030240

約数和(自身を除く): 32532024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4547, 4728, 9094, 13641, 18188, 27282, 36376, 54564, 109128, 895759, 1791518, 2687277, 3583036, 5374554, 7166072, 10749108, 21498216]

約数ペア:

[(1, 21498216), (2, 10749108), (3, 7166072), (4, 5374554), (6, 3583036), (8, 2687277), (12, 1791518), (24, 895759), (197, 109128), (394, 54564), (591, 36376), (788, 27282), (1182, 18188), (1576, 13641), (2364, 9094), (4547, 4728)]