21400166

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:340

約数の個数: 24

約数和(自身を含む): 34042680

約数和(自身を除く): 12642514

約数列:

[1, 2, 23, 46, 113, 179, 226, 358, 529, 1058, 2599, 4117, 5198, 8234, 20227, 40454, 59777, 94691, 119554, 189382, 465221, 930442, 10700083, 21400166]

約数ペア:

[(1, 21400166), (2, 10700083), (23, 930442), (46, 465221), (113, 189382), (179, 119554), (226, 94691), (358, 59777), (529, 40454), (1058, 20227), (2599, 8234), (4117, 5198)]