21654362

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27691}}^1$

素因数の和:27733

約数の個数: 16

約数和(自身を含む): 35888832

約数和(自身を除く): 14234470

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 27691, 55382, 470747, 636893, 941494, 1273786, 10827181, 21654362]

約数ペア:

[(1, 21654362), (2, 10827181), (17, 1273786), (23, 941494), (34, 636893), (46, 470747), (391, 55382), (782, 27691)]