21296163

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32713}}^1$

素因数の和:32754

約数の個数: 16

約数和(自身を含む): 33499136

約数和(自身を除く): 12202973

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 32713, 98139, 228991, 686973, 1014103, 3042309, 7098721, 21296163]

約数ペア:

[(1, 21296163), (3, 7098721), (7, 3042309), (21, 1014103), (31, 686973), (93, 228991), (217, 98139), (651, 32713)]