21164610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17207}}^1$

素因数の和:17258

約数の個数: 32

約数和(自身を含む): 52036992

約数和(自身を除く): 30872382

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17207, 34414, 51621, 86035, 103242, 172070, 258105, 516210, 705487, 1410974, 2116461, 3527435, 4232922, 7054870, 10582305, 21164610]

約数ペア:

[(1, 21164610), (2, 10582305), (3, 7054870), (5, 4232922), (6, 3527435), (10, 2116461), (15, 1410974), (30, 705487), (41, 516210), (82, 258105), (123, 172070), (205, 103242), (246, 86035), (410, 51621), (615, 34414), (1230, 17207)]