2101328

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2222

約数の個数: 20

約数和(自身を含む): 4139988

約数和(自身を除く): 2038660

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2153, 4306, 8612, 17224, 34448, 131333, 262666, 525332, 1050664, 2101328]

約数ペア:

[(1, 2101328), (2, 1050664), (4, 525332), (8, 262666), (16, 131333), (61, 34448), (122, 17224), (244, 8612), (488, 4306), (976, 2153)]