21864326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2753}}^1$

素因数の和:2804

約数の個数: 24

約数和(自身を含む): 37773864

約数和(自身を除く): 15909538

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2753, 3971, 5506, 7942, 30283, 52307, 60566, 104614, 575377, 993833, 1150754, 1987666, 10932163, 21864326]

約数ペア:

[(1, 21864326), (2, 10932163), (11, 1987666), (19, 1150754), (22, 993833), (38, 575377), (209, 104614), (361, 60566), (418, 52307), (722, 30283), (2753, 7942), (3971, 5506)]