21000895492

素因数分解:

$2^2\times {\mathrm{947}}^1\times {\mathrm{1571}}^1\times {\mathrm{3529}}^1$

素因数の和:6051

約数の個数: 24

約数和(自身を含む): 36824225760

約数和(自身を除く): 15823330268

約数列:

[1, 2, 4, 947, 1571, 1894, 3142, 3529, 3788, 6284, 7058, 14116, 1487737, 2975474, 3341963, 5544059, 5950948, 6683926, 11088118, 13367852, 22176236, 5250223873, 10500447746, 21000895492]

約数ペア:

[(1, 21000895492), (2, 10500447746), (4, 5250223873), (947, 22176236), (1571, 13367852), (1894, 11088118), (3142, 6683926), (3529, 5950948), (3788, 5544059), (6284, 3341963), (7058, 2975474), (14116, 1487737)]