21454345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13451}}^1$

素因数の和:13496

約数の個数: 16

約数和(自身を含む): 29056320

約数和(自身を除く): 7601975

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 13451, 67255, 147961, 390079, 739805, 1950395, 4290869, 21454345]

約数ペア:

[(1, 21454345), (5, 4290869), (11, 1950395), (29, 739805), (55, 390079), (145, 147961), (319, 67255), (1595, 13451)]