2221406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2729}}^1$

素因数の和:2779

約数の個数: 16

約数和(自身を含む): 3734640

約数和(自身を除く): 1513234

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 2729, 5458, 30019, 60038, 100973, 201946, 1110703, 2221406]

約数ペア:

[(1, 2221406), (2, 1110703), (11, 201946), (22, 100973), (37, 60038), (74, 30019), (407, 5458), (814, 2729)]