21348222

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{72613}}^1$

素因数の和:72632

約数の個数: 24

約数和(自身を含む): 49667976

約数和(自身を除く): 28319754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 72613, 145226, 217839, 435678, 508291, 1016582, 1524873, 3049746, 3558037, 7116074, 10674111, 21348222]

約数ペア:

[(1, 21348222), (2, 10674111), (3, 7116074), (6, 3558037), (7, 3049746), (14, 1524873), (21, 1016582), (42, 508291), (49, 435678), (98, 217839), (147, 145226), (294, 72613)]