21659525784

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{80071}}^1$

素因数の和:80130

約数の個数: 144

約数和(自身を含む): 67109143920

約数和(自身を除く): 45449618136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 204, 221, 234, 289, 306, 312, 408, 442, 468, 578, 612, 663, 867, 884, 936, 1156, 1224, 1326, 1734, 1768, 1989, 2312, 2601, 2652, 3468, 3757, 3978, 5202, 5304, 6936, 7514, 7956, 10404, 11271, 15028, 15912, 20808, 22542, 30056, 33813, 45084, 67626, 80071, 90168, 135252, 160142, 240213, 270504, 320284, 480426, 640568, 720639, 960852, 1040923, 1361207, 1441278, 1921704, 2081846, 2722414, 2882556, 3122769, 4083621, 4163692, 5444828, 5765112, 6245538, 8167242, 8327384, 9368307, 10889656, 12250863, 12491076, 16334484, 17695691, 18736614, 23140519, 24501726, 24982152, 32668968, 35391382, 37473228, 46281038, 49003452, 53087073, 69421557, 70782764, 74946456, 92562076, 98006904, 106174146, 138843114, 141565528, 159261219, 185124152, 208264671, 212348292, 277686228, 300826747, 318522438, 416529342, 424696584, 555372456, 601653494, 637044876, 833058684, 902480241, 1203306988, 1274089752, 1666117368, 1804960482, 2406613976, 2707440723, 3609920964, 5414881446, 7219841928, 10829762892, 21659525784]

約数ペア:

[(1, 21659525784), (2, 10829762892), (3, 7219841928), (4, 5414881446), (6, 3609920964), (8, 2707440723), (9, 2406613976), (12, 1804960482), (13, 1666117368), (17, 1274089752), (18, 1203306988), (24, 902480241), (26, 833058684), (34, 637044876), (36, 601653494), (39, 555372456), (51, 424696584), (52, 416529342), (68, 318522438), (72, 300826747), (78, 277686228), (102, 212348292), (104, 208264671), (117, 185124152), (136, 159261219), (153, 141565528), (156, 138843114), (204, 106174146), (221, 98006904), (234, 92562076), (289, 74946456), (306, 70782764), (312, 69421557), (408, 53087073), (442, 49003452), (468, 46281038), (578, 37473228), (612, 35391382), (663, 32668968), (867, 24982152), (884, 24501726), (936, 23140519), (1156, 18736614), (1224, 17695691), (1326, 16334484), (1734, 12491076), (1768, 12250863), (1989, 10889656), (2312, 9368307), (2601, 8327384), (2652, 8167242), (3468, 6245538), (3757, 5765112), (3978, 5444828), (5202, 4163692), (5304, 4083621), (6936, 3122769), (7514, 2882556), (7956, 2722414), (10404, 2081846), (11271, 1921704), (15028, 1441278), (15912, 1361207), (20808, 1040923), (22542, 960852), (30056, 720639), (33813, 640568), (45084, 480426), (67626, 320284), (80071, 270504), (90168, 240213), (135252, 160142)]