21416081

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 22883904

約数和(自身を除く): 1467823

約数列:

[1, 37, 53, 67, 163, 1961, 2479, 3551, 6031, 8639, 10921, 131387, 319643, 404077, 578813, 21416081]

約数ペア:

[(1, 21416081), (37, 578813), (53, 404077), (67, 319643), (163, 131387), (1961, 10921), (2479, 8639), (3551, 6031)]