21823376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{80233}}^1$

素因数の和:80258

約数の個数: 20

約数和(自身を含む): 44770572

約数和(自身を除く): 22947196

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 80233, 160466, 320932, 641864, 1283728, 1363961, 2727922, 5455844, 10911688, 21823376]

約数ペア:

[(1, 21823376), (2, 10911688), (4, 5455844), (8, 2727922), (16, 1363961), (17, 1283728), (34, 641864), (68, 320932), (136, 160466), (272, 80233)]