21330206

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4789}}^1$

素因数の和:4939

約数の個数: 16

約数和(自身を含む): 34143120

約数和(自身を除く): 12812914

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 4789, 9578, 81413, 162826, 627359, 1254718, 10665103, 21330206]

約数ペア:

[(1, 21330206), (2, 10665103), (17, 1254718), (34, 627359), (131, 162826), (262, 81413), (2227, 9578), (4454, 4789)]