2021085164

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9539}}^1$

素因数の和:9627

約数の個数: 72

約数和(自身を含む): 4385041920

約数和(自身を除く): 2363956756

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 49, 92, 94, 98, 161, 188, 196, 322, 329, 644, 658, 1081, 1127, 1316, 2162, 2254, 2303, 4324, 4508, 4606, 7567, 9212, 9539, 15134, 19078, 30268, 38156, 52969, 66773, 105938, 133546, 211876, 219397, 267092, 438794, 448333, 467411, 877588, 896666, 934822, 1535779, 1793332, 1869644, 3071558, 3138331, 6143116, 6276662, 10311659, 10750453, 12553324, 20623318, 21500906, 21968317, 41246636, 43001812, 43936634, 72181613, 87873268, 144363226, 288726452, 505271291, 1010542582, 2021085164]

約数ペア:

[(1, 2021085164), (2, 1010542582), (4, 505271291), (7, 288726452), (14, 144363226), (23, 87873268), (28, 72181613), (46, 43936634), (47, 43001812), (49, 41246636), (92, 21968317), (94, 21500906), (98, 20623318), (161, 12553324), (188, 10750453), (196, 10311659), (322, 6276662), (329, 6143116), (644, 3138331), (658, 3071558), (1081, 1869644), (1127, 1793332), (1316, 1535779), (2162, 934822), (2254, 896666), (2303, 877588), (4324, 467411), (4508, 448333), (4606, 438794), (7567, 267092), (9212, 219397), (9539, 211876), (15134, 133546), (19078, 105938), (30268, 66773), (38156, 52969)]