21107042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 14662558

約数列:

[1, 2, 11, 22, 47, 94, 137, 149, 274, 298, 517, 1034, 1507, 1639, 3014, 3278, 6439, 7003, 12878, 14006, 20413, 40826, 70829, 77033, 141658, 154066, 224543, 449086, 959411, 1918822, 10553521, 21107042]

約数ペア:

[(1, 21107042), (2, 10553521), (11, 1918822), (22, 959411), (47, 449086), (94, 224543), (137, 154066), (149, 141658), (274, 77033), (298, 70829), (517, 40826), (1034, 20413), (1507, 14006), (1639, 12878), (3014, 7003), (3278, 6439)]