21146185

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{601}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 26353152

約数和(自身を除く): 5206967

約数列:

[1, 5, 31, 155, 227, 601, 1135, 3005, 7037, 18631, 35185, 93155, 136427, 682135, 4229237, 21146185]

約数ペア:

[(1, 21146185), (5, 4229237), (31, 682135), (155, 136427), (227, 93155), (601, 35185), (1135, 18631), (3005, 7037)]