21446503

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1831}}^1$

素因数の和:1914

約数の個数: 16

約数和(自身を含む): 24929856

約数和(自身を除く): 3483353

約数列:

[1, 13, 17, 53, 221, 689, 901, 1831, 11713, 23803, 31127, 97043, 404651, 1261559, 1649731, 21446503]

約数ペア:

[(1, 21446503), (13, 1649731), (17, 1261559), (53, 404651), (221, 97043), (689, 31127), (901, 23803), (1831, 11713)]