21117480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{175979}}^1$

素因数の和:175993

約数の個数: 32

約数和(自身を含む): 63352800

約数和(自身を除く): 42235320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 175979, 351958, 527937, 703916, 879895, 1055874, 1407832, 1759790, 2111748, 2639685, 3519580, 4223496, 5279370, 7039160, 10558740, 21117480]

約数ペア:

[(1, 21117480), (2, 10558740), (3, 7039160), (4, 5279370), (5, 4223496), (6, 3519580), (8, 2639685), (10, 2111748), (12, 1759790), (15, 1407832), (20, 1055874), (24, 879895), (30, 703916), (40, 527937), (60, 351958), (120, 175979)]