21537480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179479}}^1$

素因数の和:179493

約数の個数: 32

約数和(自身を含む): 64612800

約数和(自身を除く): 43075320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179479, 358958, 538437, 717916, 897395, 1076874, 1435832, 1794790, 2153748, 2692185, 3589580, 4307496, 5384370, 7179160, 10768740, 21537480]

約数ペア:

[(1, 21537480), (2, 10768740), (3, 7179160), (4, 5384370), (5, 4307496), (6, 3589580), (8, 2692185), (10, 2153748), (12, 1794790), (15, 1435832), (20, 1076874), (24, 897395), (30, 717916), (40, 538437), (60, 358958), (120, 179479)]