21298654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48187}}^1$

素因数の和:48219

約数の個数: 16

約数和(自身を含む): 36430128

約数和(自身を除く): 15131474

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 48187, 96374, 626431, 819179, 1252862, 1638358, 10649327, 21298654]

約数ペア:

[(1, 21298654), (2, 10649327), (13, 1638358), (17, 1252862), (26, 819179), (34, 626431), (221, 96374), (442, 48187)]