21264510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1259}}^1$

素因数の和:1832

約数の個数: 32

約数和(自身を含む): 51166080

約数和(自身を除く): 29901570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 563, 1126, 1259, 1689, 2518, 2815, 3378, 3777, 5630, 6295, 7554, 8445, 12590, 16890, 18885, 37770, 708817, 1417634, 2126451, 3544085, 4252902, 7088170, 10632255, 21264510]

約数ペア:

[(1, 21264510), (2, 10632255), (3, 7088170), (5, 4252902), (6, 3544085), (10, 2126451), (15, 1417634), (30, 708817), (563, 37770), (1126, 18885), (1259, 16890), (1689, 12590), (2518, 8445), (2815, 7554), (3378, 6295), (3777, 5630)]