21591664

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{2551}}^1$

素因数の和:2605

約数の個数: 30

約数和(自身を含む): 43748936

約数和(自身を除く): 22157272

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 529, 1058, 2116, 2551, 4232, 5102, 8464, 10204, 20408, 40816, 58673, 117346, 234692, 469384, 938768, 1349479, 2698958, 5397916, 10795832, 21591664]

約数ペア:

[(1, 21591664), (2, 10795832), (4, 5397916), (8, 2698958), (16, 1349479), (23, 938768), (46, 469384), (92, 234692), (184, 117346), (368, 58673), (529, 40816), (1058, 20408), (2116, 10204), (2551, 8464), (4232, 5102)]