21796524

素因数分解:

$2^2\times 3^2\times {\mathrm{557}}^1\times {\mathrm{1087}}^1$

素因数の和:1654

約数の個数: 36

約数和(自身を含む): 55246464

約数和(自身を除く): 33449940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557, 1087, 1114, 1671, 2174, 2228, 3261, 3342, 4348, 5013, 6522, 6684, 9783, 10026, 13044, 19566, 20052, 39132, 605459, 1210918, 1816377, 2421836, 3632754, 5449131, 7265508, 10898262, 21796524]

約数ペア:

[(1, 21796524), (2, 10898262), (3, 7265508), (4, 5449131), (6, 3632754), (9, 2421836), (12, 1816377), (18, 1210918), (36, 605459), (557, 39132), (1087, 20052), (1114, 19566), (1671, 13044), (2174, 10026), (2228, 9783), (3261, 6684), (3342, 6522), (4348, 5013)]