21302037

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4801}}^1$

素因数の和:4853

約数の個数: 24

約数和(自身を含む): 33710040

約数和(自身を除く): 12408003

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 4801, 14403, 43209, 81617, 139229, 244851, 417687, 734553, 1253061, 2366893, 7100679, 21302037]

約数ペア:

[(1, 21302037), (3, 7100679), (9, 2366893), (17, 1253061), (29, 734553), (51, 417687), (87, 244851), (153, 139229), (261, 81617), (493, 43209), (1479, 14403), (4437, 4801)]