21089340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{117163}}^1$

素因数の和:117178

約数の個数: 36

約数和(自身を含む): 63971544

約数和(自身を除く): 42882204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 117163, 234326, 351489, 468652, 585815, 702978, 1054467, 1171630, 1405956, 1757445, 2108934, 2343260, 3514890, 4217868, 5272335, 7029780, 10544670, 21089340]

約数ペア:

[(1, 21089340), (2, 10544670), (3, 7029780), (4, 5272335), (5, 4217868), (6, 3514890), (9, 2343260), (10, 2108934), (12, 1757445), (15, 1405956), (18, 1171630), (20, 1054467), (30, 702978), (36, 585815), (45, 468652), (60, 351489), (90, 234326), (180, 117163)]