20213306463

素因数分解:

$3^1\times 7^1\times {\mathrm{4651}}^1\times {\mathrm{206953}}^1$

素因数の和:211614

約数の個数: 16

約数和(自身を含む): 30808000256

約数和(自身を除く): 10594693793

約数列:

[1, 3, 7, 21, 4651, 13953, 32557, 97671, 206953, 620859, 1448671, 4346013, 962538403, 2887615209, 6737768821, 20213306463]

約数ペア:

[(1, 20213306463), (3, 6737768821), (7, 2887615209), (21, 962538403), (4651, 4346013), (13953, 1448671), (32557, 620859), (97671, 206953)]