21141406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2549}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 38556000

約数和(自身を除く): 17414594

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 2549, 4147, 5098, 8294, 28039, 33137, 56078, 66274, 73921, 147842, 364507, 729014, 813131, 960973, 1626262, 1921946, 10570703, 21141406]

約数ペア:

[(1, 21141406), (2, 10570703), (11, 1921946), (13, 1626262), (22, 960973), (26, 813131), (29, 729014), (58, 364507), (143, 147842), (286, 73921), (319, 66274), (377, 56078), (638, 33137), (754, 28039), (2549, 8294), (4147, 5098)]