21662355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10099}}^1$

素因数の和:10131

約数の個数: 32

約数和(自身を含む): 40723200

約数和(自身を除く): 19060845

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 10099, 30297, 50495, 111089, 131287, 151485, 333267, 393861, 555445, 656435, 1444157, 1666335, 1969305, 4332471, 7220785, 21662355]

約数ペア:

[(1, 21662355), (3, 7220785), (5, 4332471), (11, 1969305), (13, 1666335), (15, 1444157), (33, 656435), (39, 555445), (55, 393861), (65, 333267), (143, 151485), (165, 131287), (195, 111089), (429, 50495), (715, 30297), (2145, 10099)]