21237132

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{252823}}^1$

素因数の和:252837

約数の個数: 24

約数和(自身を含む): 56632576

約数和(自身を除く): 35395444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 252823, 505646, 758469, 1011292, 1516938, 1769761, 3033876, 3539522, 5309283, 7079044, 10618566, 21237132]

約数ペア:

[(1, 21237132), (2, 10618566), (3, 7079044), (4, 5309283), (6, 3539522), (7, 3033876), (12, 1769761), (14, 1516938), (21, 1011292), (28, 758469), (42, 505646), (84, 252823)]