21968362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{12611}}^1$

素因数の和:12693

約数の個数: 16

約数和(自身を含む): 36019872

約数和(自身を除く): 14051510

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 12611, 25222, 163943, 327886, 844937, 1689874, 10984181, 21968362]

約数ペア:

[(1, 21968362), (2, 10984181), (13, 1689874), (26, 844937), (67, 327886), (134, 163943), (871, 25222), (1742, 12611)]