21051960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{175433}}^1$

素因数の和:175447

約数の個数: 32

約数和(自身を含む): 63156240

約数和(自身を除く): 42104280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 175433, 350866, 526299, 701732, 877165, 1052598, 1403464, 1754330, 2105196, 2631495, 3508660, 4210392, 5262990, 7017320, 10525980, 21051960]

約数ペア:

[(1, 21051960), (2, 10525980), (3, 7017320), (4, 5262990), (5, 4210392), (6, 3508660), (8, 2631495), (10, 2105196), (12, 1754330), (15, 1403464), (20, 1052598), (24, 877165), (30, 701732), (40, 526299), (60, 350866), (120, 175433)]