16521824

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:300

約数の個数: 72

約数和(自身を含む): 38007144

約数和(自身を除く): 21485320

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 121, 136, 176, 187, 242, 251, 272, 352, 374, 484, 502, 544, 748, 968, 1004, 1496, 1936, 2008, 2057, 2761, 2992, 3872, 4016, 4114, 4267, 5522, 5984, 8032, 8228, 8534, 11044, 16456, 17068, 22088, 30371, 32912, 34136, 44176, 46937, 60742, 65824, 68272, 88352, 93874, 121484, 136544, 187748, 242968, 375496, 485936, 516307, 750992, 971872, 1032614, 1501984, 2065228, 4130456, 8260912, 16521824]

約数ペア:

[(1, 16521824), (2, 8260912), (4, 4130456), (8, 2065228), (11, 1501984), (16, 1032614), (17, 971872), (22, 750992), (32, 516307), (34, 485936), (44, 375496), (68, 242968), (88, 187748), (121, 136544), (136, 121484), (176, 93874), (187, 88352), (242, 68272), (251, 65824), (272, 60742), (352, 46937), (374, 44176), (484, 34136), (502, 32912), (544, 30371), (748, 22088), (968, 17068), (1004, 16456), (1496, 11044), (1936, 8534), (2008, 8228), (2057, 8032), (2761, 5984), (2992, 5522), (3872, 4267), (4016, 4114)]