21231674

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:482

約数の個数: 24

約数和(自身を含む): 34242780

約数和(自身を除く): 13011106

約数列:

[1, 2, 17, 34, 109, 218, 289, 337, 578, 674, 1853, 3706, 5729, 11458, 31501, 36733, 63002, 73466, 97393, 194786, 624461, 1248922, 10615837, 21231674]

約数ペア:

[(1, 21231674), (2, 10615837), (17, 1248922), (34, 624461), (109, 194786), (218, 97393), (289, 73466), (337, 63002), (578, 36733), (674, 31501), (1853, 11458), (3706, 5729)]