21149016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{125887}}^1$

素因数の和:125903

約数の個数: 32

約数和(自身を含む): 60426240

約数和(自身を除く): 39277224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 125887, 251774, 377661, 503548, 755322, 881209, 1007096, 1510644, 1762418, 2643627, 3021288, 3524836, 5287254, 7049672, 10574508, 21149016]

約数ペア:

[(1, 21149016), (2, 10574508), (3, 7049672), (4, 5287254), (6, 3524836), (7, 3021288), (8, 2643627), (12, 1762418), (14, 1510644), (21, 1007096), (24, 881209), (28, 755322), (42, 503548), (56, 377661), (84, 251774), (168, 125887)]