21096516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251149}}^1$

素因数の和:251163

約数の個数: 24

約数和(自身を含む): 56257600

約数和(自身を除く): 35161084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251149, 502298, 753447, 1004596, 1506894, 1758043, 3013788, 3516086, 5274129, 7032172, 10548258, 21096516]

約数ペア:

[(1, 21096516), (2, 10548258), (3, 7032172), (4, 5274129), (6, 3516086), (7, 3013788), (12, 1758043), (14, 1506894), (21, 1004596), (28, 753447), (42, 502298), (84, 251149)]