21605154

素因数分解:

$2^1\times 3^1\times {\mathrm{809}}^1\times {\mathrm{4451}}^1$

素因数の和:5265

約数の個数: 16

約数和(自身を含む): 43273440

約数和(自身を除く): 21668286

約数列:

[1, 2, 3, 6, 809, 1618, 2427, 4451, 4854, 8902, 13353, 26706, 3600859, 7201718, 10802577, 21605154]

約数ペア:

[(1, 21605154), (2, 10802577), (3, 7201718), (6, 3600859), (809, 26706), (1618, 13353), (2427, 8902), (4451, 4854)]