21706690

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{36791}}^1$

素因数の和:36857

約数の個数: 16

約数和(自身を含む): 39735360

約数和(自身を除く): 18028670

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 36791, 73582, 183955, 367910, 2170669, 4341338, 10853345, 21706690]

約数ペア:

[(1, 21706690), (2, 10853345), (5, 4341338), (10, 2170669), (59, 367910), (118, 183955), (295, 73582), (590, 36791)]