21464931

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4729}}^1$

素因数の和:4838

約数の個数: 16

約数和(自身を含む): 30650400

約数和(自身を除く): 9185469

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4539, 4729, 14187, 80393, 241179, 420881, 1262643, 7154977, 21464931]

約数ペア:

[(1, 21464931), (3, 7154977), (17, 1262643), (51, 420881), (89, 241179), (267, 80393), (1513, 14187), (4539, 4729)]