21110740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{150791}}^1$

素因数の和:150807

約数の個数: 24

約数和(自身を含む): 50666112

約数和(自身を除く): 29555372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 150791, 301582, 603164, 753955, 1055537, 1507910, 2111074, 3015820, 4222148, 5277685, 10555370, 21110740]

約数ペア:

[(1, 21110740), (2, 10555370), (4, 5277685), (5, 4222148), (7, 3015820), (10, 2111074), (14, 1507910), (20, 1055537), (28, 753955), (35, 603164), (70, 301582), (140, 150791)]