221236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 24

約数和(自身を含む): 423360

約数和(自身を除く): 202124

約数列:

[1, 2, 4, 19, 38, 41, 71, 76, 82, 142, 164, 284, 779, 1349, 1558, 2698, 2911, 3116, 5396, 5822, 11644, 55309, 110618, 221236]

約数ペア:

[(1, 221236), (2, 110618), (4, 55309), (19, 11644), (38, 5822), (41, 5396), (71, 3116), (76, 2911), (82, 2698), (142, 1558), (164, 1349), (284, 779)]