21179344

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18133}}^1$

素因数の和:18214

約数の個数: 20

約数和(自身を含む): 41599396

約数和(自身を除く): 20420052

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18133, 36266, 72532, 145064, 290128, 1323709, 2647418, 5294836, 10589672, 21179344]

約数ペア:

[(1, 21179344), (2, 10589672), (4, 5294836), (8, 2647418), (16, 1323709), (73, 290128), (146, 145064), (292, 72532), (584, 36266), (1168, 18133)]