21518096

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{5233}}^1$

素因数の和:5498

約数の個数: 20

約数和(自身を含む): 41861532

約数和(自身を除く): 20343436

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 5233, 10466, 20932, 41864, 83728, 1344881, 2689762, 5379524, 10759048, 21518096]

約数ペア:

[(1, 21518096), (2, 10759048), (4, 5379524), (8, 2689762), (16, 1344881), (257, 83728), (514, 41864), (1028, 20932), (2056, 10466), (4112, 5233)]