21593072

素因数分解:

$2^4\times {\mathrm{1091}}^1\times {\mathrm{1237}}^1$

素因数の和:2336

約数の個数: 20

約数和(自身を含む): 41908776

約数和(自身を除く): 20315704

約数列:

[1, 2, 4, 8, 16, 1091, 1237, 2182, 2474, 4364, 4948, 8728, 9896, 17456, 19792, 1349567, 2699134, 5398268, 10796536, 21593072]

約数ペア:

[(1, 21593072), (2, 10796536), (4, 5398268), (8, 2699134), (16, 1349567), (1091, 19792), (1237, 17456), (2182, 9896), (2474, 8728), (4364, 4948)]