21684912

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{5443}}^1$

素因数の和:5537

約数の個数: 40

約数和(自身を含む): 56704704

約数和(自身を除く): 35019792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 5443, 10886, 16329, 21772, 32658, 43544, 65316, 87088, 130632, 261264, 451769, 903538, 1355307, 1807076, 2710614, 3614152, 5421228, 7228304, 10842456, 21684912]

約数ペア:

[(1, 21684912), (2, 10842456), (3, 7228304), (4, 5421228), (6, 3614152), (8, 2710614), (12, 1807076), (16, 1355307), (24, 903538), (48, 451769), (83, 261264), (166, 130632), (249, 87088), (332, 65316), (498, 43544), (664, 32658), (996, 21772), (1328, 16329), (1992, 10886), (3984, 5443)]