21598005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10069}}^1$

素因数の和:10101

約数の個数: 32

約数和(自身を含む): 40602240

約数和(自身を除く): 19004235

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 10069, 30207, 50345, 110759, 130897, 151035, 332277, 392691, 553795, 654485, 1439867, 1661385, 1963455, 4319601, 7199335, 21598005]

約数ペア:

[(1, 21598005), (3, 7199335), (5, 4319601), (11, 1963455), (13, 1661385), (15, 1439867), (33, 654485), (39, 553795), (55, 392691), (65, 332277), (143, 151035), (165, 130897), (195, 110759), (429, 50345), (715, 30207), (2145, 10069)]