21341078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1723}}^1$

素因数の和:2299

約数の個数: 16

約数和(自身を含む): 35004096

約数和(自身を除く): 13663018

約数列:

[1, 2, 11, 22, 563, 1126, 1723, 3446, 6193, 12386, 18953, 37906, 970049, 1940098, 10670539, 21341078]

約数ペア:

[(1, 21341078), (2, 10670539), (11, 1940098), (22, 970049), (563, 37906), (1126, 18953), (1723, 12386), (3446, 6193)]