21954256

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{9209}}^1$

素因数の和:9366

約数の個数: 20

約数和(自身を含む): 42826500

約数和(自身を除く): 20872244

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 9209, 18418, 36836, 73672, 147344, 1372141, 2744282, 5488564, 10977128, 21954256]

約数ペア:

[(1, 21954256), (2, 10977128), (4, 5488564), (8, 2744282), (16, 1372141), (149, 147344), (298, 73672), (596, 36836), (1192, 18418), (2384, 9209)]