21248808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126481}}^1$

素因数の和:126497

約数の個数: 32

約数和(自身を含む): 60711360

約数和(自身を除く): 39462552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126481, 252962, 379443, 505924, 758886, 885367, 1011848, 1517772, 1770734, 2656101, 3035544, 3541468, 5312202, 7082936, 10624404, 21248808]

約数ペア:

[(1, 21248808), (2, 10624404), (3, 7082936), (4, 5312202), (6, 3541468), (7, 3035544), (8, 2656101), (12, 1770734), (14, 1517772), (21, 1011848), (24, 885367), (28, 758886), (42, 505924), (56, 379443), (84, 252962), (168, 126481)]