21167177289

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{449209}}^1$

素因数の和:449464

約数の個数: 16

約数和(自身を含む): 28677566400

約数和(自身を除く): 7510389111

約数列:

[1, 3, 113, 139, 339, 417, 15707, 47121, 449209, 1347627, 50760617, 62440051, 152281851, 187320153, 7055725763, 21167177289]

約数ペア:

[(1, 21167177289), (3, 7055725763), (113, 187320153), (139, 152281851), (339, 62440051), (417, 50760617), (15707, 1347627), (47121, 449209)]