21139222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{1741}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 34240752

約数和(自身を除く): 13101530

約数列:

[1, 2, 13, 26, 467, 934, 1741, 3482, 6071, 12142, 22633, 45266, 813047, 1626094, 10569611, 21139222]

約数ペア:

[(1, 21139222), (2, 10569611), (13, 1626094), (26, 813047), (467, 45266), (934, 22633), (1741, 12142), (3482, 6071)]