21421167278

素因数分解:

$2^1\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{950953}}^1$

素因数の和:952571

約数の個数: 16

約数和(自身を含む): 36744862560

約数和(自身を除く): 15323695282

約数列:

[1, 2, 7, 14, 1609, 3218, 11263, 22526, 950953, 1901906, 6656671, 13313342, 1530083377, 3060166754, 10710583639, 21421167278]

約数ペア:

[(1, 21421167278), (2, 10710583639), (7, 3060166754), (14, 1530083377), (1609, 13313342), (3218, 6656671), (11263, 1901906), (22526, 950953)]