2021826317

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 2415619584

約数和(自身を除く): 393793267

約数列:

[1, 7, 41, 71, 287, 313, 317, 497, 2191, 2219, 2911, 12833, 12997, 20377, 22223, 22507, 89831, 90979, 99221, 155561, 157549, 694547, 911143, 922787, 4068061, 6378001, 6459509, 7044691, 28476427, 49312837, 288832331, 2021826317]

約数ペア:

[(1, 2021826317), (7, 288832331), (41, 49312837), (71, 28476427), (287, 7044691), (313, 6459509), (317, 6378001), (497, 4068061), (2191, 922787), (2219, 911143), (2911, 694547), (12833, 157549), (12997, 155561), (20377, 99221), (22223, 90979), (22507, 89831)]