21562968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{128351}}^1$

素因数の和:128367

約数の個数: 32

約数和(自身を含む): 61608960

約数和(自身を除く): 40045992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 128351, 256702, 385053, 513404, 770106, 898457, 1026808, 1540212, 1796914, 2695371, 3080424, 3593828, 5390742, 7187656, 10781484, 21562968]

約数ペア:

[(1, 21562968), (2, 10781484), (3, 7187656), (4, 5390742), (6, 3593828), (7, 3080424), (8, 2695371), (12, 1796914), (14, 1540212), (21, 1026808), (24, 898457), (28, 770106), (42, 513404), (56, 385053), (84, 256702), (168, 128351)]