21559914

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{14431}}^1$

素因数の和:14522

約数の個数: 24

約数和(自身を含む): 47279232

約数和(自身を除く): 25719318

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 14431, 28862, 43293, 86586, 129879, 259758, 1197773, 2395546, 3593319, 7186638, 10779957, 21559914]

約数ペア:

[(1, 21559914), (2, 10779957), (3, 7186638), (6, 3593319), (9, 2395546), (18, 1197773), (83, 259758), (166, 129879), (249, 86586), (498, 43293), (747, 28862), (1494, 14431)]