21641522

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 39070080

約数和(自身を除く): 17428558

約数列:

[1, 2, 7, 14, 37, 41, 74, 82, 259, 287, 518, 574, 1019, 1517, 2038, 3034, 7133, 10619, 14266, 21238, 37703, 41779, 75406, 83558, 263921, 292453, 527842, 584906, 1545823, 3091646, 10820761, 21641522]

約数ペア:

[(1, 21641522), (2, 10820761), (7, 3091646), (14, 1545823), (37, 584906), (41, 527842), (74, 292453), (82, 263921), (259, 83558), (287, 75406), (518, 41779), (574, 37703), (1019, 21238), (1517, 14266), (2038, 10619), (3034, 7133)]