21235382

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{22639}}^1$

素因数の和:22715

約数の個数: 16

約数和(自身を含む): 36948480

約数和(自身を除く): 15713098

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 22639, 45278, 158473, 316946, 1516813, 3033626, 10617691, 21235382]

約数ペア:

[(1, 21235382), (2, 10617691), (7, 3033626), (14, 1516813), (67, 316946), (134, 158473), (469, 45278), (938, 22639)]