2021561421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{2851}}^1\times {\mathrm{21487}}^1$

素因数の和:24352

約数の個数: 16

約数和(自身を含む): 2941621248

約数和(自身を除く): 920059827

約数列:

[1, 3, 11, 33, 2851, 8553, 21487, 31361, 64461, 94083, 236357, 709071, 61259437, 183778311, 673853807, 2021561421]

約数ペア:

[(1, 2021561421), (3, 673853807), (11, 183778311), (33, 61259437), (2851, 709071), (8553, 236357), (21487, 94083), (31361, 64461)]