21550352

素因数分解:

$2^4\times {\mathrm{1129}}^1\times {\mathrm{1193}}^1$

素因数の和:2330

約数の個数: 20

約数和(自身を含む): 41825820

約数和(自身を除く): 20275468

約数列:

[1, 2, 4, 8, 16, 1129, 1193, 2258, 2386, 4516, 4772, 9032, 9544, 18064, 19088, 1346897, 2693794, 5387588, 10775176, 21550352]

約数ペア:

[(1, 21550352), (2, 10775176), (4, 5387588), (8, 2693794), (16, 1346897), (1129, 19088), (1193, 18064), (2258, 9544), (2386, 9032), (4516, 4772)]