2181391884

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{961813}}^1$

素因数の和:961836

約数の個数: 60

約数和(自身を含む): 6517251664

約数和(自身を除く): 4335859780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 961813, 1923626, 2885439, 3847252, 5770878, 6732691, 8656317, 11541756, 13465382, 17312634, 20198073, 25968951, 26930764, 34625268, 40396146, 51937902, 60594219, 77906853, 80792292, 103875804, 121188438, 155813706, 181782657, 242376876, 311627412, 363565314, 545347971, 727130628, 1090695942, 2181391884]

約数ペア:

[(1, 2181391884), (2, 1090695942), (3, 727130628), (4, 545347971), (6, 363565314), (7, 311627412), (9, 242376876), (12, 181782657), (14, 155813706), (18, 121188438), (21, 103875804), (27, 80792292), (28, 77906853), (36, 60594219), (42, 51937902), (54, 40396146), (63, 34625268), (81, 26930764), (84, 25968951), (108, 20198073), (126, 17312634), (162, 13465382), (189, 11541756), (252, 8656317), (324, 6732691), (378, 5770878), (567, 3847252), (756, 2885439), (1134, 1923626), (2268, 961813)]