21533860

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{4621}}^1$

素因数の和:4863

約数の個数: 24

約数和(自身を含む): 45425016

約数和(自身を除く): 23891156

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4621, 4660, 9242, 18484, 23105, 46210, 92420, 1076693, 2153386, 4306772, 5383465, 10766930, 21533860]

約数ペア:

[(1, 21533860), (2, 10766930), (4, 5383465), (5, 4306772), (10, 2153386), (20, 1076693), (233, 92420), (466, 46210), (932, 23105), (1165, 18484), (2330, 9242), (4621, 4660)]