21349272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127079}}^1$

素因数の和:127095

約数の個数: 32

約数和(自身を含む): 60998400

約数和(自身を除く): 39649128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127079, 254158, 381237, 508316, 762474, 889553, 1016632, 1524948, 1779106, 2668659, 3049896, 3558212, 5337318, 7116424, 10674636, 21349272]

約数ペア:

[(1, 21349272), (2, 10674636), (3, 7116424), (4, 5337318), (6, 3558212), (7, 3049896), (8, 2668659), (12, 1779106), (14, 1524948), (21, 1016632), (24, 889553), (28, 762474), (42, 508316), (56, 381237), (84, 254158), (168, 127079)]