21406234

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2477}}^1$

素因数の和:2657

約数の個数: 16

約数和(自身を含む): 33453000

約数和(自身を除く): 12046766

約数列:

[1, 2, 29, 58, 149, 298, 2477, 4321, 4954, 8642, 71833, 143666, 369073, 738146, 10703117, 21406234]

約数ペア:

[(1, 21406234), (2, 10703117), (29, 738146), (58, 369073), (149, 143666), (298, 71833), (2477, 8642), (4321, 4954)]