21682310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9811}}^1$

素因数の和:9848

約数の個数: 32

約数和(自身を含む): 44507232

約数和(自身を除く): 22824922

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 9811, 19622, 49055, 98110, 127543, 166787, 255086, 333574, 637715, 833935, 1275430, 1667870, 2168231, 4336462, 10841155, 21682310]

約数ペア:

[(1, 21682310), (2, 10841155), (5, 4336462), (10, 2168231), (13, 1667870), (17, 1275430), (26, 833935), (34, 637715), (65, 333574), (85, 255086), (130, 166787), (170, 127543), (221, 98110), (442, 49055), (1105, 19622), (2210, 9811)]