21294090

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:175

約数の個数: 112

約数和(自身を含む): 60438528

約数和(自身を除く): 39144438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 127, 135, 138, 162, 207, 230, 243, 254, 270, 345, 381, 405, 414, 486, 621, 635, 690, 729, 762, 810, 1035, 1143, 1215, 1242, 1270, 1458, 1863, 1905, 2070, 2286, 2430, 2921, 3105, 3429, 3645, 3726, 3810, 5589, 5715, 5842, 6210, 6858, 7290, 8763, 9315, 10287, 11178, 11430, 14605, 16767, 17145, 17526, 18630, 20574, 26289, 27945, 29210, 30861, 33534, 34290, 43815, 51435, 52578, 55890, 61722, 78867, 83835, 87630, 92583, 102870, 131445, 154305, 157734, 167670, 185166, 236601, 262890, 308610, 394335, 462915, 473202, 709803, 788670, 925830, 1183005, 1419606, 2129409, 2366010, 3549015, 4258818, 7098030, 10647045, 21294090]

約数ペア:

[(1, 21294090), (2, 10647045), (3, 7098030), (5, 4258818), (6, 3549015), (9, 2366010), (10, 2129409), (15, 1419606), (18, 1183005), (23, 925830), (27, 788670), (30, 709803), (45, 473202), (46, 462915), (54, 394335), (69, 308610), (81, 262890), (90, 236601), (115, 185166), (127, 167670), (135, 157734), (138, 154305), (162, 131445), (207, 102870), (230, 92583), (243, 87630), (254, 83835), (270, 78867), (345, 61722), (381, 55890), (405, 52578), (414, 51435), (486, 43815), (621, 34290), (635, 33534), (690, 30861), (729, 29210), (762, 27945), (810, 26289), (1035, 20574), (1143, 18630), (1215, 17526), (1242, 17145), (1270, 16767), (1458, 14605), (1863, 11430), (1905, 11178), (2070, 10287), (2286, 9315), (2430, 8763), (2921, 7290), (3105, 6858), (3429, 6210), (3645, 5842), (3726, 5715), (3810, 5589)]