21918556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3299}}^1$

素因数の和:3465

約数の個数: 24

約数和(自身を含む): 42134400

約数和(自身を除く): 20215844

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3299, 3322, 6598, 6644, 13196, 36289, 72578, 145156, 498149, 996298, 1992596, 5479639, 10959278, 21918556]

約数ペア:

[(1, 21918556), (2, 10959278), (4, 5479639), (11, 1992596), (22, 996298), (44, 498149), (151, 145156), (302, 72578), (604, 36289), (1661, 13196), (3299, 6644), (3322, 6598)]