21641136

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2411}}^1$

素因数の和:2450

約数の個数: 80

約数和(自身を含む): 64603008

約数和(自身を除く): 42961872

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2244, 2411, 2992, 4488, 4822, 7233, 8976, 9644, 14466, 19288, 26521, 28932, 38576, 40987, 53042, 57864, 79563, 81974, 106084, 115728, 122961, 159126, 163948, 212168, 245922, 318252, 327896, 424336, 450857, 491844, 636504, 655792, 901714, 983688, 1273008, 1352571, 1803428, 1967376, 2705142, 3606856, 5410284, 7213712, 10820568, 21641136]

約数ペア:

[(1, 21641136), (2, 10820568), (3, 7213712), (4, 5410284), (6, 3606856), (8, 2705142), (11, 1967376), (12, 1803428), (16, 1352571), (17, 1273008), (22, 983688), (24, 901714), (33, 655792), (34, 636504), (44, 491844), (48, 450857), (51, 424336), (66, 327896), (68, 318252), (88, 245922), (102, 212168), (132, 163948), (136, 159126), (176, 122961), (187, 115728), (204, 106084), (264, 81974), (272, 79563), (374, 57864), (408, 53042), (528, 40987), (561, 38576), (748, 28932), (816, 26521), (1122, 19288), (1496, 14466), (2244, 9644), (2411, 8976), (2992, 7233), (4488, 4822)]