21069708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 58490880

約数和(自身を除く): 37421172

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 31, 33, 38, 44, 57, 62, 66, 76, 93, 114, 124, 132, 186, 209, 228, 271, 341, 372, 418, 542, 589, 627, 682, 813, 836, 1023, 1084, 1178, 1254, 1364, 1626, 1767, 2046, 2356, 2508, 2981, 3252, 3534, 4092, 5149, 5962, 6479, 7068, 8401, 8943, 10298, 11924, 12958, 15447, 16802, 17886, 19437, 20596, 25203, 25916, 30894, 33604, 35772, 38874, 50406, 56639, 61788, 77748, 92411, 100812, 113278, 159619, 169917, 184822, 226556, 277233, 319238, 339834, 369644, 478857, 554466, 638476, 679668, 957714, 1108932, 1755809, 1915428, 3511618, 5267427, 7023236, 10534854, 21069708]

約数ペア:

[(1, 21069708), (2, 10534854), (3, 7023236), (4, 5267427), (6, 3511618), (11, 1915428), (12, 1755809), (19, 1108932), (22, 957714), (31, 679668), (33, 638476), (38, 554466), (44, 478857), (57, 369644), (62, 339834), (66, 319238), (76, 277233), (93, 226556), (114, 184822), (124, 169917), (132, 159619), (186, 113278), (209, 100812), (228, 92411), (271, 77748), (341, 61788), (372, 56639), (418, 50406), (542, 38874), (589, 35772), (627, 33604), (682, 30894), (813, 25916), (836, 25203), (1023, 20596), (1084, 19437), (1178, 17886), (1254, 16802), (1364, 15447), (1626, 12958), (1767, 11924), (2046, 10298), (2356, 8943), (2508, 8401), (2981, 7068), (3252, 6479), (3534, 5962), (4092, 5149)]