221076429

素因数分解:

$3^1\times 7^1\times {\mathrm{1279}}^1\times {\mathrm{8231}}^1$

素因数の和:9520

約数の個数: 16

約数和(自身を含む): 337182720

約数和(自身を除く): 116106291

約数列:

[1, 3, 7, 21, 1279, 3837, 8231, 8953, 24693, 26859, 57617, 172851, 10527449, 31582347, 73692143, 221076429]

約数ペア:

[(1, 221076429), (3, 73692143), (7, 31582347), (21, 10527449), (1279, 172851), (3837, 57617), (8231, 26859), (8953, 24693)]