21004632

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{2411}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 62555220

約数和(自身を除く): 41550588

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2411, 2904, 4356, 4822, 7233, 8712, 9644, 14466, 19288, 21699, 26521, 28932, 43398, 53042, 57864, 79563, 86796, 106084, 159126, 173592, 212168, 238689, 291731, 318252, 477378, 583462, 636504, 875193, 954756, 1166924, 1750386, 1909512, 2333848, 2625579, 3500772, 5251158, 7001544, 10502316, 21004632]

約数ペア:

[(1, 21004632), (2, 10502316), (3, 7001544), (4, 5251158), (6, 3500772), (8, 2625579), (9, 2333848), (11, 1909512), (12, 1750386), (18, 1166924), (22, 954756), (24, 875193), (33, 636504), (36, 583462), (44, 477378), (66, 318252), (72, 291731), (88, 238689), (99, 212168), (121, 173592), (132, 159126), (198, 106084), (242, 86796), (264, 79563), (363, 57864), (396, 53042), (484, 43398), (726, 28932), (792, 26521), (968, 21699), (1089, 19288), (1452, 14466), (2178, 9644), (2411, 8712), (2904, 7233), (4356, 4822)]