21583802

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2129}}^1$

素因数の和:2305

約数の個数: 16

約数和(自身を含む): 33509160

約数和(自身を除く): 11925358

約数列:

[1, 2, 37, 74, 137, 274, 2129, 4258, 5069, 10138, 78773, 157546, 291673, 583346, 10791901, 21583802]

約数ペア:

[(1, 21583802), (2, 10791901), (37, 583346), (74, 291673), (137, 157546), (274, 78773), (2129, 10138), (4258, 5069)]