21336534

素因数分解:

$2^1\times 3^4\times {\mathrm{131707}}^1$

素因数の和:131721

約数の個数: 20

約数和(自身を含む): 47810004

約数和(自身を除く): 26473470

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 131707, 263414, 395121, 790242, 1185363, 2370726, 3556089, 7112178, 10668267, 21336534]

約数ペア:

[(1, 21336534), (2, 10668267), (3, 7112178), (6, 3556089), (9, 2370726), (18, 1185363), (27, 790242), (54, 395121), (81, 263414), (162, 131707)]