21170172

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{28921}}^1$

素因数の和:28989

約数の個数: 24

約数和(自身を含む): 50208592

約数和(自身を除く): 29038420

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 28921, 57842, 86763, 115684, 173526, 347052, 1764181, 3528362, 5292543, 7056724, 10585086, 21170172]

約数ペア:

[(1, 21170172), (2, 10585086), (3, 7056724), (4, 5292543), (6, 3528362), (12, 1764181), (61, 347052), (122, 173526), (183, 115684), (244, 86763), (366, 57842), (732, 28921)]