21827524

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1249}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 40635000

約数和(自身を除く): 18807476

約数列:

[1, 2, 4, 17, 34, 68, 257, 514, 1028, 1249, 2498, 4369, 4996, 8738, 17476, 21233, 42466, 84932, 320993, 641986, 1283972, 5456881, 10913762, 21827524]

約数ペア:

[(1, 21827524), (2, 10913762), (4, 5456881), (17, 1283972), (34, 641986), (68, 320993), (257, 84932), (514, 42466), (1028, 21233), (1249, 17476), (2498, 8738), (4369, 4996)]