21768162

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3823}}^1$

素因数の和:3914

約数の個数: 32

約数和(自身を含む): 47539968

約数和(自身を除く): 25771806

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 3823, 5694, 7646, 11469, 22938, 49699, 99398, 149097, 279079, 298194, 558158, 837237, 1674474, 3628027, 7256054, 10884081, 21768162]

約数ペア:

[(1, 21768162), (2, 10884081), (3, 7256054), (6, 3628027), (13, 1674474), (26, 837237), (39, 558158), (73, 298194), (78, 279079), (146, 149097), (219, 99398), (438, 49699), (949, 22938), (1898, 11469), (2847, 7646), (3823, 5694)]