21587264

素因数分解:

$2^6\times {\mathrm{337301}}^1$

素因数の和:337313

約数の個数: 14

約数和(自身を含む): 42837354

約数和(自身を除く): 21250090

約数列:

[1, 2, 4, 8, 16, 32, 64, 337301, 674602, 1349204, 2698408, 5396816, 10793632, 21587264]

約数ペア:

[(1, 21587264), (2, 10793632), (4, 5396816), (8, 2698408), (16, 1349204), (32, 674602), (64, 337301)]