21321366

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 50927616

約数和(自身を除く): 29606250

約数列:

[1, 2, 3, 6, 11, 17, 22, 31, 33, 34, 51, 62, 66, 93, 102, 186, 187, 341, 374, 527, 561, 613, 682, 1023, 1054, 1122, 1226, 1581, 1839, 2046, 3162, 3678, 5797, 6743, 10421, 11594, 13486, 17391, 19003, 20229, 20842, 31263, 34782, 38006, 40458, 57009, 62526, 114018, 114631, 209033, 229262, 323051, 343893, 418066, 627099, 646102, 687786, 969153, 1254198, 1938306, 3553561, 7107122, 10660683, 21321366]

約数ペア:

[(1, 21321366), (2, 10660683), (3, 7107122), (6, 3553561), (11, 1938306), (17, 1254198), (22, 969153), (31, 687786), (33, 646102), (34, 627099), (51, 418066), (62, 343893), (66, 323051), (93, 229262), (102, 209033), (186, 114631), (187, 114018), (341, 62526), (374, 57009), (527, 40458), (561, 38006), (613, 34782), (682, 31263), (1023, 20842), (1054, 20229), (1122, 19003), (1226, 17391), (1581, 13486), (1839, 11594), (2046, 10421), (3162, 6743), (3678, 5797)]