21764658

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 48591360

約数和(自身を除く): 26826702

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 73, 74, 79, 102, 111, 146, 158, 219, 222, 237, 438, 474, 629, 1241, 1258, 1343, 1887, 2482, 2686, 2701, 2923, 3723, 3774, 4029, 5402, 5767, 5846, 7446, 8058, 8103, 8769, 11534, 16206, 17301, 17538, 34602, 45917, 49691, 91834, 98039, 99382, 137751, 149073, 196078, 213379, 275502, 294117, 298146, 426758, 588234, 640137, 1280274, 3627443, 7254886, 10882329, 21764658]

約数ペア:

[(1, 21764658), (2, 10882329), (3, 7254886), (6, 3627443), (17, 1280274), (34, 640137), (37, 588234), (51, 426758), (73, 298146), (74, 294117), (79, 275502), (102, 213379), (111, 196078), (146, 149073), (158, 137751), (219, 99382), (222, 98039), (237, 91834), (438, 49691), (474, 45917), (629, 34602), (1241, 17538), (1258, 17301), (1343, 16206), (1887, 11534), (2482, 8769), (2686, 8103), (2701, 8058), (2923, 7446), (3723, 5846), (3774, 5767), (4029, 5402)]