21951063

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2707}}^1$

素因数の和:2783

約数の個数: 24

約数和(自身を含む): 34218288

約数和(自身を除く): 12267225

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 2707, 8109, 8121, 24363, 46019, 138057, 143471, 414171, 430413, 1291239, 2439007, 7317021, 21951063]

約数ペア:

[(1, 21951063), (3, 7317021), (9, 2439007), (17, 1291239), (51, 430413), (53, 414171), (153, 143471), (159, 138057), (477, 46019), (901, 24363), (2703, 8121), (2707, 8109)]