21346934

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 17662666

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 257, 349, 514, 698, 1799, 2443, 3598, 4369, 4886, 5933, 8738, 11866, 30583, 41531, 61166, 83062, 89693, 179386, 627851, 1255702, 1524781, 3049562, 10673467, 21346934]

約数ペア:

[(1, 21346934), (2, 10673467), (7, 3049562), (14, 1524781), (17, 1255702), (34, 627851), (119, 179386), (238, 89693), (257, 83062), (349, 61166), (514, 41531), (698, 30583), (1799, 11866), (2443, 8738), (3598, 5933), (4369, 4886)]