21965154

素因数分解:

$2^1\times 3^1\times {\mathrm{937}}^1\times {\mathrm{3907}}^1$

素因数の和:4849

約数の個数: 16

約数和(自身を含む): 43988448

約数和(自身を除く): 22023294

約数列:

[1, 2, 3, 6, 937, 1874, 2811, 3907, 5622, 7814, 11721, 23442, 3660859, 7321718, 10982577, 21965154]

約数ペア:

[(1, 21965154), (2, 10982577), (3, 7321718), (6, 3660859), (937, 23442), (1874, 11721), (2811, 7814), (3907, 5622)]