21243960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59011}}^1$

素因数の和:59028

約数の個数: 48

約数和(自身を含む): 69044040

約数和(自身を除く): 47800080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59011, 118022, 177033, 236044, 295055, 354066, 472088, 531099, 590110, 708132, 885165, 1062198, 1180220, 1416264, 1770330, 2124396, 2360440, 2655495, 3540660, 4248792, 5310990, 7081320, 10621980, 21243960]

約数ペア:

[(1, 21243960), (2, 10621980), (3, 7081320), (4, 5310990), (5, 4248792), (6, 3540660), (8, 2655495), (9, 2360440), (10, 2124396), (12, 1770330), (15, 1416264), (18, 1180220), (20, 1062198), (24, 885165), (30, 708132), (36, 590110), (40, 531099), (45, 472088), (60, 354066), (72, 295055), (90, 236044), (120, 177033), (180, 118022), (360, 59011)]