21954634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27239}}^1$

素因数の和:27285

約数の個数: 16

約数和(自身を含む): 36610560

約数和(自身を除く): 14655926

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 27239, 54478, 354107, 708214, 844409, 1688818, 10977317, 21954634]

約数ペア:

[(1, 21954634), (2, 10977317), (13, 1688818), (26, 844409), (31, 708214), (62, 354107), (403, 54478), (806, 27239)]