21341812

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{727}}^1$

素因数の和:951

約数の個数: 24

約数和(自身を含む): 38525760

約数和(自身を除く): 17183948

約数列:

[1, 2, 4, 41, 82, 164, 179, 358, 716, 727, 1454, 2908, 7339, 14678, 29356, 29807, 59614, 119228, 130133, 260266, 520532, 5335453, 10670906, 21341812]

約数ペア:

[(1, 21341812), (2, 10670906), (4, 5335453), (41, 520532), (82, 260266), (164, 130133), (179, 119228), (358, 59614), (716, 29807), (727, 29356), (1454, 14678), (2908, 7339)]