2102012

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 36

約数和(自身を含む): 4178328

約数和(自身を除く): 2076316

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 101, 121, 172, 202, 242, 404, 473, 484, 946, 1111, 1892, 2222, 4343, 4444, 5203, 8686, 10406, 12221, 17372, 20812, 24442, 47773, 48884, 95546, 191092, 525503, 1051006, 2102012]

約数ペア:

[(1, 2102012), (2, 1051006), (4, 525503), (11, 191092), (22, 95546), (43, 48884), (44, 47773), (86, 24442), (101, 20812), (121, 17372), (172, 12221), (202, 10406), (242, 8686), (404, 5203), (473, 4444), (484, 4343), (946, 2222), (1111, 1892)]