21006600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 65829120

約数和(自身を除く): 44822520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 157, 200, 223, 300, 314, 446, 471, 600, 628, 669, 785, 892, 942, 1115, 1256, 1338, 1570, 1784, 1884, 2230, 2355, 2676, 3140, 3345, 3768, 3925, 4460, 4710, 5352, 5575, 6280, 6690, 7850, 8920, 9420, 11150, 11775, 13380, 15700, 16725, 18840, 22300, 23550, 26760, 31400, 33450, 35011, 44600, 47100, 66900, 70022, 94200, 105033, 133800, 140044, 175055, 210066, 280088, 350110, 420132, 525165, 700220, 840264, 875275, 1050330, 1400440, 1750550, 2100660, 2625825, 3501100, 4201320, 5251650, 7002200, 10503300, 21006600]

約数ペア:

[(1, 21006600), (2, 10503300), (3, 7002200), (4, 5251650), (5, 4201320), (6, 3501100), (8, 2625825), (10, 2100660), (12, 1750550), (15, 1400440), (20, 1050330), (24, 875275), (25, 840264), (30, 700220), (40, 525165), (50, 420132), (60, 350110), (75, 280088), (100, 210066), (120, 175055), (150, 140044), (157, 133800), (200, 105033), (223, 94200), (300, 70022), (314, 66900), (446, 47100), (471, 44600), (600, 35011), (628, 33450), (669, 31400), (785, 26760), (892, 23550), (942, 22300), (1115, 18840), (1256, 16725), (1338, 15700), (1570, 13380), (1784, 11775), (1884, 11150), (2230, 9420), (2355, 8920), (2676, 7850), (3140, 6690), (3345, 6280), (3768, 5575), (3925, 5352), (4460, 4710)]