21679522

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{10453}}^1$

素因数の和:10533

約数の個数: 16

約数和(自身を含む): 34999992

約数和(自身を除く): 13320470

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 10453, 20906, 177701, 355402, 637633, 1275266, 10839761, 21679522]

約数ペア:

[(1, 21679522), (2, 10839761), (17, 1275266), (34, 637633), (61, 355402), (122, 177701), (1037, 20906), (2074, 10453)]