21291570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{236573}}^1$

素因数の和:236586

約数の個数: 24

約数和(自身を含む): 55358316

約数和(自身を除く): 34066746

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 236573, 473146, 709719, 1182865, 1419438, 2129157, 2365730, 3548595, 4258314, 7097190, 10645785, 21291570]

約数ペア:

[(1, 21291570), (2, 10645785), (3, 7097190), (5, 4258314), (6, 3548595), (9, 2365730), (10, 2129157), (15, 1419438), (18, 1182865), (30, 709719), (45, 473146), (90, 236573)]