21809834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{1229}}^1$

素因数の和:1717

約数の個数: 16

約数和(自身を含む): 34538400

約数和(自身を除く): 12728566

約数列:

[1, 2, 19, 38, 467, 934, 1229, 2458, 8873, 17746, 23351, 46702, 573943, 1147886, 10904917, 21809834]

約数ペア:

[(1, 21809834), (2, 10904917), (19, 1147886), (38, 573943), (467, 46702), (934, 23351), (1229, 17746), (2458, 8873)]