21730842

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19163}}^1$

素因数の和:19184

約数の個数: 40

約数和(自身を含む): 55652256

約数和(自身を除く): 33921414

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 19163, 38326, 57489, 114978, 134141, 172467, 268282, 344934, 402423, 517401, 804846, 1034802, 1207269, 1552203, 2414538, 3104406, 3621807, 7243614, 10865421, 21730842]

約数ペア:

[(1, 21730842), (2, 10865421), (3, 7243614), (6, 3621807), (7, 3104406), (9, 2414538), (14, 1552203), (18, 1207269), (21, 1034802), (27, 804846), (42, 517401), (54, 402423), (63, 344934), (81, 268282), (126, 172467), (162, 134141), (189, 114978), (378, 57489), (567, 38326), (1134, 19163)]