21822170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1201}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 41541120

約数和(自身を除く): 19718950

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1201, 1817, 2402, 3634, 6005, 9085, 12010, 18170, 27623, 55246, 94879, 138115, 189758, 276230, 474395, 948790, 2182217, 4364434, 10911085, 21822170]

約数ペア:

[(1, 21822170), (2, 10911085), (5, 4364434), (10, 2182217), (23, 948790), (46, 474395), (79, 276230), (115, 189758), (158, 138115), (230, 94879), (395, 55246), (790, 27623), (1201, 18170), (1817, 12010), (2402, 9085), (3634, 6005)]