2021040906

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1\times {\mathrm{919}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 4324147200

約数和(自身を除く): 2303106294

約数列:

[1, 2, 3, 6, 19, 38, 57, 101, 114, 191, 202, 303, 382, 573, 606, 919, 1146, 1838, 1919, 2757, 3629, 3838, 5514, 5757, 7258, 10887, 11514, 17461, 19291, 21774, 34922, 38582, 52383, 57873, 92819, 104766, 115746, 175529, 185638, 278457, 351058, 366529, 526587, 556914, 733058, 1053174, 1099587, 1763561, 2199174, 3335051, 3527122, 5290683, 6670102, 10005153, 10581366, 17728429, 20010306, 35456858, 53185287, 106370574, 336840151, 673680302, 1010520453, 2021040906]

約数ペア:

[(1, 2021040906), (2, 1010520453), (3, 673680302), (6, 336840151), (19, 106370574), (38, 53185287), (57, 35456858), (101, 20010306), (114, 17728429), (191, 10581366), (202, 10005153), (303, 6670102), (382, 5290683), (573, 3527122), (606, 3335051), (919, 2199174), (1146, 1763561), (1838, 1099587), (1919, 1053174), (2757, 733058), (3629, 556914), (3838, 526587), (5514, 366529), (5757, 351058), (7258, 278457), (10887, 185638), (11514, 175529), (17461, 115746), (19291, 104766), (21774, 92819), (34922, 57873), (38582, 52383)]