21058466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2594

約数の個数: 32

約数和(自身を含む): 38404800

約数和(自身を除く): 17346334

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 2539, 4147, 5078, 8294, 27929, 33007, 55858, 66014, 73631, 147262, 363077, 726154, 809941, 957203, 1619882, 1914406, 10529233, 21058466]

約数ペア:

[(1, 21058466), (2, 10529233), (11, 1914406), (13, 1619882), (22, 957203), (26, 809941), (29, 726154), (58, 363077), (143, 147262), (286, 73631), (319, 66014), (377, 55858), (638, 33007), (754, 27929), (2539, 8294), (4147, 5078)]