21069576

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:779

約数の個数: 96

約数和(自身を含む): 64022400

約数和(自身を除く): 42952824

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 37, 44, 66, 72, 74, 88, 99, 111, 132, 148, 198, 222, 264, 296, 333, 396, 407, 444, 666, 719, 792, 814, 888, 1221, 1332, 1438, 1628, 2157, 2442, 2664, 2876, 3256, 3663, 4314, 4884, 5752, 6471, 7326, 7909, 8628, 9768, 12942, 14652, 15818, 17256, 23727, 25884, 26603, 29304, 31636, 47454, 51768, 53206, 63272, 71181, 79809, 94908, 106412, 142362, 159618, 189816, 212824, 239427, 284724, 292633, 319236, 478854, 569448, 585266, 638472, 877899, 957708, 1170532, 1755798, 1915416, 2341064, 2633697, 3511596, 5267394, 7023192, 10534788, 21069576]

約数ペア:

[(1, 21069576), (2, 10534788), (3, 7023192), (4, 5267394), (6, 3511596), (8, 2633697), (9, 2341064), (11, 1915416), (12, 1755798), (18, 1170532), (22, 957708), (24, 877899), (33, 638472), (36, 585266), (37, 569448), (44, 478854), (66, 319236), (72, 292633), (74, 284724), (88, 239427), (99, 212824), (111, 189816), (132, 159618), (148, 142362), (198, 106412), (222, 94908), (264, 79809), (296, 71181), (333, 63272), (396, 53206), (407, 51768), (444, 47454), (666, 31636), (719, 29304), (792, 26603), (814, 25884), (888, 23727), (1221, 17256), (1332, 15818), (1438, 14652), (1628, 12942), (2157, 9768), (2442, 8628), (2664, 7909), (2876, 7326), (3256, 6471), (3663, 5752), (4314, 4884)]