21193355095

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{2053}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 28402186176

約数和(自身を除く): 7208831081

約数列:

[1, 5, 11, 55, 113, 121, 151, 565, 605, 755, 1243, 1661, 2053, 6215, 8305, 10265, 13673, 17063, 18271, 22583, 68365, 85315, 91355, 112915, 187693, 231989, 248413, 310003, 938465, 1159945, 1242065, 1550015, 2064623, 2551879, 3410033, 10323115, 12759395, 17050165, 28070669, 35030339, 37510363, 140353345, 175151695, 187551815, 385333729, 1926668645, 4238671019, 21193355095]

約数ペア:

[(1, 21193355095), (5, 4238671019), (11, 1926668645), (55, 385333729), (113, 187551815), (121, 175151695), (151, 140353345), (565, 37510363), (605, 35030339), (755, 28070669), (1243, 17050165), (1661, 12759395), (2053, 10323115), (6215, 3410033), (8305, 2551879), (10265, 2064623), (13673, 1550015), (17063, 1242065), (18271, 1159945), (22583, 938465), (68365, 310003), (85315, 248413), (91355, 231989), (112915, 187693)]