21000772806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269240677}}^1$

素因数の和:269240695

約数の個数: 16

約数和(自身を含む): 45232433904

約数和(自身を除く): 24231661098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 269240677, 538481354, 807722031, 1615444062, 3500128801, 7000257602, 10500386403, 21000772806]

約数ペア:

[(1, 21000772806), (2, 10500386403), (3, 7000257602), (6, 3500128801), (13, 1615444062), (26, 807722031), (39, 538481354), (78, 269240677)]