21787605411

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1\times {\mathrm{1847}}^1$

素因数の和:2792

約数の個数: 64

約数和(自身を含む): 35288580096

約数和(自身を除く): 13500974685

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 887, 1023, 1209, 1847, 2661, 4433, 5541, 9757, 11531, 13299, 20317, 24011, 27497, 29271, 34593, 57257, 60951, 72033, 82491, 126841, 171771, 264121, 302467, 357461, 380523, 629827, 744341, 792363, 907401, 1072383, 1638289, 1889481, 2233023, 3932071, 4914867, 8187751, 11796213, 18021179, 21297757, 24563253, 50786959, 54063537, 63893271, 152360877, 234275327, 558656549, 660230467, 702825981, 1675969647, 1980691401, 7262535137, 21787605411]

約数ペア:

[(1, 21787605411), (3, 7262535137), (11, 1980691401), (13, 1675969647), (31, 702825981), (33, 660230467), (39, 558656549), (93, 234275327), (143, 152360877), (341, 63893271), (403, 54063537), (429, 50786959), (887, 24563253), (1023, 21297757), (1209, 18021179), (1847, 11796213), (2661, 8187751), (4433, 4914867), (5541, 3932071), (9757, 2233023), (11531, 1889481), (13299, 1638289), (20317, 1072383), (24011, 907401), (27497, 792363), (29271, 744341), (34593, 629827), (57257, 380523), (60951, 357461), (72033, 302467), (82491, 264121), (126841, 171771)]