21897676

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{433}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 39372480

約数和(自身を除く): 17474804

約数列:

[1, 2, 4, 47, 94, 188, 269, 433, 538, 866, 1076, 1732, 12643, 20351, 25286, 40702, 50572, 81404, 116477, 232954, 465908, 5474419, 10948838, 21897676]

約数ペア:

[(1, 21897676), (2, 10948838), (4, 5474419), (47, 465908), (94, 232954), (188, 116477), (269, 81404), (433, 50572), (538, 40702), (866, 25286), (1076, 20351), (1732, 12643)]