21514790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{617}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 42449184

約数和(自身を除く): 20934394

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 317, 617, 634, 1234, 1585, 3085, 3170, 3487, 6170, 6787, 6974, 13574, 17435, 33935, 34870, 67870, 195589, 391178, 977945, 1955890, 2151479, 4302958, 10757395, 21514790]

約数ペア:

[(1, 21514790), (2, 10757395), (5, 4302958), (10, 2151479), (11, 1955890), (22, 977945), (55, 391178), (110, 195589), (317, 67870), (617, 34870), (634, 33935), (1234, 17435), (1585, 13574), (3085, 6974), (3170, 6787), (3487, 6170)]