21229121110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{24281}}^1$

素因数の和:24481

約数の個数: 64

約数和(自身を含む): 41854397760

約数和(自身を除く): 20625276650

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 139, 170, 185, 278, 370, 629, 695, 1258, 1390, 2363, 3145, 4726, 5143, 6290, 10286, 11815, 23630, 24281, 25715, 48562, 51430, 87431, 121405, 174862, 242810, 412777, 437155, 825554, 874310, 898397, 1796794, 2063885, 3375059, 4127770, 4491985, 6750118, 8983970, 15272749, 16875295, 30545498, 33750590, 57376003, 76363745, 114752006, 124877183, 152727490, 249754366, 286880015, 573760030, 624385915, 1248771830, 2122912111, 4245824222, 10614560555, 21229121110]

約数ペア:

[(1, 21229121110), (2, 10614560555), (5, 4245824222), (10, 2122912111), (17, 1248771830), (34, 624385915), (37, 573760030), (74, 286880015), (85, 249754366), (139, 152727490), (170, 124877183), (185, 114752006), (278, 76363745), (370, 57376003), (629, 33750590), (695, 30545498), (1258, 16875295), (1390, 15272749), (2363, 8983970), (3145, 6750118), (4726, 4491985), (5143, 4127770), (6290, 3375059), (10286, 2063885), (11815, 1796794), (23630, 898397), (24281, 874310), (25715, 825554), (48562, 437155), (51430, 412777), (87431, 242810), (121405, 174862)]