21625388

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 39399360

約数和(自身を除く): 17773972

約数列:

[1, 2, 4, 43, 59, 86, 118, 172, 236, 2131, 2537, 4262, 5074, 8524, 10148, 91633, 125729, 183266, 251458, 366532, 502916, 5406347, 10812694, 21625388]

約数ペア:

[(1, 21625388), (2, 10812694), (4, 5406347), (43, 502916), (59, 366532), (86, 251458), (118, 183266), (172, 125729), (236, 91633), (2131, 10148), (2537, 8524), (4262, 5074)]