21947635

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6581}}^1$

素因数の和:6638

約数の個数: 16

約数和(自身を含む): 28434240

約数和(自身を除く): 6486605

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 6581, 32905, 151363, 190849, 756815, 954245, 4389527, 21947635]

約数ペア:

[(1, 21947635), (5, 4389527), (23, 954245), (29, 756815), (115, 190849), (145, 151363), (667, 32905), (3335, 6581)]