21447693

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{46727}}^1$

素因数の和:46753

約数の個数: 16

約数和(自身を含む): 33644160

約数和(自身を除く): 12196467

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 46727, 140181, 420543, 794359, 1261629, 2383077, 7149231, 21447693]

約数ペア:

[(1, 21447693), (3, 7149231), (9, 2383077), (17, 1261629), (27, 794359), (51, 420543), (153, 140181), (459, 46727)]