21217106

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:733

約数の個数: 16

約数和(自身を含む): 32319000

約数和(自身を除く): 11101894

約数列:

[1, 2, 113, 226, 269, 349, 538, 698, 30397, 39437, 60794, 78874, 93881, 187762, 10608553, 21217106]

約数ペア:

[(1, 21217106), (2, 10608553), (113, 187762), (226, 93881), (269, 78874), (349, 60794), (538, 39437), (698, 30397)]