21525774

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{883}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 45826560

約数和(自身を除く): 24300786

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 239, 478, 717, 883, 1434, 1766, 2649, 4063, 5298, 8126, 12189, 15011, 24378, 30022, 45033, 90066, 211037, 422074, 633111, 1266222, 3587629, 7175258, 10762887, 21525774]

約数ペア:

[(1, 21525774), (2, 10762887), (3, 7175258), (6, 3587629), (17, 1266222), (34, 633111), (51, 422074), (102, 211037), (239, 90066), (478, 45033), (717, 30022), (883, 24378), (1434, 15011), (1766, 12189), (2649, 8126), (4063, 5298)]