21904493710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{616507}}^1$

素因数の和:616561

約数の個数: 64

約数和(自身を含む): 47939662080

約数和(自身を除く): 26035168370

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 170, 187, 190, 209, 323, 374, 418, 646, 935, 1045, 1615, 1870, 2090, 3230, 3553, 7106, 17765, 35530, 616507, 1233014, 3082535, 6165070, 6781577, 10480619, 11713633, 13563154, 20961238, 23427266, 33907885, 52403095, 58568165, 67815770, 104806190, 115286809, 117136330, 128849963, 199131761, 230573618, 257699926, 398263522, 576434045, 644249815, 995658805, 1152868090, 1288499630, 1991317610, 2190449371, 4380898742, 10952246855, 21904493710]

約数ペア:

[(1, 21904493710), (2, 10952246855), (5, 4380898742), (10, 2190449371), (11, 1991317610), (17, 1288499630), (19, 1152868090), (22, 995658805), (34, 644249815), (38, 576434045), (55, 398263522), (85, 257699926), (95, 230573618), (110, 199131761), (170, 128849963), (187, 117136330), (190, 115286809), (209, 104806190), (323, 67815770), (374, 58568165), (418, 52403095), (646, 33907885), (935, 23427266), (1045, 20961238), (1615, 13563154), (1870, 11713633), (2090, 10480619), (3230, 6781577), (3553, 6165070), (7106, 3082535), (17765, 1233014), (35530, 616507)]