2021534788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1721}}^1$

素因数の和:2213

約数の個数: 72

約数和(自身を含む): 4444020504

約数和(自身を除く): 2422485716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 461, 637, 922, 1274, 1721, 1844, 2548, 3227, 3442, 5993, 6454, 6884, 11986, 12047, 12908, 22373, 22589, 23972, 24094, 41951, 44746, 45178, 48188, 83902, 84329, 89492, 90356, 156611, 167804, 168658, 293657, 313222, 337316, 587314, 626444, 793381, 1096277, 1174628, 1586762, 2192554, 3173524, 4385108, 5553667, 10313953, 11107334, 20627906, 22214668, 38875669, 41255812, 72197671, 77751338, 144395342, 155502676, 288790684, 505383697, 1010767394, 2021534788]

約数ペア:

[(1, 2021534788), (2, 1010767394), (4, 505383697), (7, 288790684), (13, 155502676), (14, 144395342), (26, 77751338), (28, 72197671), (49, 41255812), (52, 38875669), (91, 22214668), (98, 20627906), (182, 11107334), (196, 10313953), (364, 5553667), (461, 4385108), (637, 3173524), (922, 2192554), (1274, 1586762), (1721, 1174628), (1844, 1096277), (2548, 793381), (3227, 626444), (3442, 587314), (5993, 337316), (6454, 313222), (6884, 293657), (11986, 168658), (12047, 167804), (12908, 156611), (22373, 90356), (22589, 89492), (23972, 84329), (24094, 83902), (41951, 48188), (44746, 45178)]