21886128

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 68651856

約数和(自身を除く): 46765728

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 41, 44, 48, 66, 72, 82, 88, 99, 123, 132, 144, 164, 176, 198, 246, 264, 328, 337, 369, 396, 451, 492, 528, 656, 674, 738, 792, 902, 984, 1011, 1348, 1353, 1476, 1584, 1804, 1968, 2022, 2696, 2706, 2952, 3033, 3608, 3707, 4044, 4059, 5392, 5412, 5904, 6066, 7216, 7414, 8088, 8118, 10824, 11121, 12132, 13817, 14828, 16176, 16236, 21648, 22242, 24264, 27634, 29656, 32472, 33363, 41451, 44484, 48528, 55268, 59312, 64944, 66726, 82902, 88968, 110536, 124353, 133452, 151987, 165804, 177936, 221072, 248706, 266904, 303974, 331608, 455961, 497412, 533808, 607948, 663216, 911922, 994824, 1215896, 1367883, 1823844, 1989648, 2431792, 2735766, 3647688, 5471532, 7295376, 10943064, 21886128]

約数ペア:

[(1, 21886128), (2, 10943064), (3, 7295376), (4, 5471532), (6, 3647688), (8, 2735766), (9, 2431792), (11, 1989648), (12, 1823844), (16, 1367883), (18, 1215896), (22, 994824), (24, 911922), (33, 663216), (36, 607948), (41, 533808), (44, 497412), (48, 455961), (66, 331608), (72, 303974), (82, 266904), (88, 248706), (99, 221072), (123, 177936), (132, 165804), (144, 151987), (164, 133452), (176, 124353), (198, 110536), (246, 88968), (264, 82902), (328, 66726), (337, 64944), (369, 59312), (396, 55268), (451, 48528), (492, 44484), (528, 41451), (656, 33363), (674, 32472), (738, 29656), (792, 27634), (902, 24264), (984, 22242), (1011, 21648), (1348, 16236), (1353, 16176), (1476, 14828), (1584, 13817), (1804, 12132), (1968, 11121), (2022, 10824), (2696, 8118), (2706, 8088), (2952, 7414), (3033, 7216), (3608, 6066), (3707, 5904), (4044, 5412), (4059, 5392)]