21377733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5651}}^1$

素因数の和:5764

約数の個数: 16

約数和(自身を含む): 31018176

約数和(自身を除く): 9640443

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 5651, 16953, 73463, 220389, 548147, 1644441, 7125911, 21377733]

約数ペア:

[(1, 21377733), (3, 7125911), (13, 1644441), (39, 548147), (97, 220389), (291, 73463), (1261, 16953), (3783, 5651)]