21913836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260879}}^1$

素因数の和:260893

約数の個数: 24

約数和(自身を含む): 58437120

約数和(自身を除く): 36523284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260879, 521758, 782637, 1043516, 1565274, 1826153, 3130548, 3652306, 5478459, 7304612, 10956918, 21913836]

約数ペア:

[(1, 21913836), (2, 10956918), (3, 7304612), (4, 5478459), (6, 3652306), (7, 3130548), (12, 1826153), (14, 1565274), (21, 1043516), (28, 782637), (42, 521758), (84, 260879)]