21772910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{75079}}^1$

素因数の和:75115

約数の個数: 16

約数和(自身を含む): 40543200

約数和(自身を除く): 18770290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 75079, 150158, 375395, 750790, 2177291, 4354582, 10886455, 21772910]

約数ペア:

[(1, 21772910), (2, 10886455), (5, 4354582), (10, 2177291), (29, 750790), (58, 375395), (145, 150158), (290, 75079)]