2161352

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 4255680

約数和(自身を除く): 2094328

約数列:

[1, 2, 4, 8, 43, 61, 86, 103, 122, 172, 206, 244, 344, 412, 488, 824, 2623, 4429, 5246, 6283, 8858, 10492, 12566, 17716, 20984, 25132, 35432, 50264, 270169, 540338, 1080676, 2161352]

約数ペア:

[(1, 2161352), (2, 1080676), (4, 540338), (8, 270169), (43, 50264), (61, 35432), (86, 25132), (103, 20984), (122, 17716), (172, 12566), (206, 10492), (244, 8858), (344, 6283), (412, 5246), (488, 4429), (824, 2623)]