21467337

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{557}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 29730240

約数和(自身を除く): 8262903

約数列:

[1, 3, 29, 87, 443, 557, 1329, 1671, 12847, 16153, 38541, 48459, 246751, 740253, 7155779, 21467337]

約数ペア:

[(1, 21467337), (3, 7155779), (29, 740253), (87, 246751), (443, 48459), (557, 38541), (1329, 16153), (1671, 12847)]