2021505717

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2003}}^1$

素因数の和:2298

約数の個数: 64

約数和(自身を含む): 3573725184

約数和(自身を除く): 1552219467

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 257, 357, 561, 771, 1309, 1799, 2003, 2827, 3927, 4369, 5397, 6009, 8481, 13107, 14021, 19789, 22033, 30583, 34051, 42063, 48059, 59367, 66099, 91749, 102153, 144177, 154231, 238357, 336413, 374561, 462693, 514771, 715071, 1009239, 1123683, 1544313, 2621927, 3603397, 5662481, 7865781, 8751107, 10810191, 16987443, 26253321, 39637367, 61257749, 96262177, 118912101, 183773247, 288786531, 673835239, 2021505717]

約数ペア:

[(1, 2021505717), (3, 673835239), (7, 288786531), (11, 183773247), (17, 118912101), (21, 96262177), (33, 61257749), (51, 39637367), (77, 26253321), (119, 16987443), (187, 10810191), (231, 8751107), (257, 7865781), (357, 5662481), (561, 3603397), (771, 2621927), (1309, 1544313), (1799, 1123683), (2003, 1009239), (2827, 715071), (3927, 514771), (4369, 462693), (5397, 374561), (6009, 336413), (8481, 238357), (13107, 154231), (14021, 144177), (19789, 102153), (22033, 91749), (30583, 66099), (34051, 59367), (42063, 48059)]