21526272976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{95737}}^1$

素因数の和:95828

約数の個数: 80

約数和(自身を含む): 47865936384

約数和(自身を除く): 26339663408

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 47, 52, 92, 94, 104, 184, 188, 208, 299, 368, 376, 598, 611, 752, 1081, 1196, 1222, 2162, 2392, 2444, 4324, 4784, 4888, 8648, 9776, 14053, 17296, 28106, 56212, 95737, 112424, 191474, 224848, 382948, 765896, 1244581, 1531792, 2201951, 2489162, 4403902, 4499639, 4978324, 8807804, 8999278, 9956648, 17615608, 17998556, 19913296, 28625363, 35231216, 35997112, 57250726, 58495307, 71994224, 103491697, 114501452, 116990614, 206983394, 229002904, 233981228, 413966788, 458005808, 467962456, 827933576, 935924912, 1345392061, 1655867152, 2690784122, 5381568244, 10763136488, 21526272976]

約数ペア:

[(1, 21526272976), (2, 10763136488), (4, 5381568244), (8, 2690784122), (13, 1655867152), (16, 1345392061), (23, 935924912), (26, 827933576), (46, 467962456), (47, 458005808), (52, 413966788), (92, 233981228), (94, 229002904), (104, 206983394), (184, 116990614), (188, 114501452), (208, 103491697), (299, 71994224), (368, 58495307), (376, 57250726), (598, 35997112), (611, 35231216), (752, 28625363), (1081, 19913296), (1196, 17998556), (1222, 17615608), (2162, 9956648), (2392, 8999278), (2444, 8807804), (4324, 4978324), (4784, 4499639), (4888, 4403902), (8648, 2489162), (9776, 2201951), (14053, 1531792), (17296, 1244581), (28106, 765896), (56212, 382948), (95737, 224848), (112424, 191474)]