21331498

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7559}}^1$

素因数の和:7661

約数の個数: 16

約数和(自身を含む): 34292160

約数和(自身を除く): 12960662

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 7559, 15118, 128503, 257006, 627397, 1254794, 10665749, 21331498]

約数ペア:

[(1, 21331498), (2, 10665749), (17, 1254794), (34, 627397), (83, 257006), (166, 128503), (1411, 15118), (2822, 7559)]