21062657

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7393}}^1$

素因数の和:7448

約数の個数: 16

約数和(自身を含む): 26973312

約数和(自身を除く): 5910655

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 7393, 51751, 81323, 273541, 569261, 1914787, 3008951, 21062657]

約数ペア:

[(1, 21062657), (7, 3008951), (11, 1914787), (37, 569261), (77, 273541), (259, 81323), (407, 51751), (2849, 7393)]