21424786

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{1163}}^1$

素因数の和:1377

約数の個数: 16

約数和(自身を含む): 32908608

約数和(自身を除く): 11483822

約数列:

[1, 2, 61, 122, 151, 302, 1163, 2326, 9211, 18422, 70943, 141886, 175613, 351226, 10712393, 21424786]

約数ペア:

[(1, 21424786), (2, 10712393), (61, 351226), (122, 175613), (151, 141886), (302, 70943), (1163, 18422), (2326, 9211)]