21811365316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3711941}}^1$

素因数の和:3712071

約数の個数: 24

約数和(自身を含む): 41469816024

約数和(自身を除く): 19658450708

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1469, 2938, 5876, 3711941, 7423882, 14847764, 48255233, 96510466, 193020932, 419449333, 838898666, 1677797332, 5452841329, 10905682658, 21811365316]

約数ペア:

[(1, 21811365316), (2, 10905682658), (4, 5452841329), (13, 1677797332), (26, 838898666), (52, 419449333), (113, 193020932), (226, 96510466), (452, 48255233), (1469, 14847764), (2938, 7423882), (5876, 3711941)]