21233945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6367}}^1$

素因数の和:6424

約数の個数: 16

約数和(自身を含む): 27509760

約数和(自身を除く): 6275815

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 6367, 31835, 146441, 184643, 732205, 923215, 4246789, 21233945]

約数ペア:

[(1, 21233945), (5, 4246789), (23, 923215), (29, 732205), (115, 184643), (145, 146441), (667, 31835), (3335, 6367)]