21422472830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{49043}}^1$

素因数の和:49110

約数の個数: 72

約数和(自身を含む): 44733719016

約数和(自身を除く): 23311246186

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 361, 418, 605, 722, 1045, 1210, 1805, 2090, 2299, 3610, 3971, 4598, 7942, 11495, 19855, 22990, 39710, 43681, 49043, 87362, 98086, 218405, 245215, 436810, 490430, 539473, 931817, 1078946, 1863634, 2697365, 4659085, 5394730, 5934203, 9318170, 10249987, 11868406, 17704523, 20499974, 29671015, 35409046, 51249935, 59342030, 88522615, 102499870, 112749857, 177045230, 194749753, 225499714, 389499506, 563749285, 973748765, 1127498570, 1947497530, 2142247283, 4284494566, 10711236415, 21422472830]

約数ペア:

[(1, 21422472830), (2, 10711236415), (5, 4284494566), (10, 2142247283), (11, 1947497530), (19, 1127498570), (22, 973748765), (38, 563749285), (55, 389499506), (95, 225499714), (110, 194749753), (121, 177045230), (190, 112749857), (209, 102499870), (242, 88522615), (361, 59342030), (418, 51249935), (605, 35409046), (722, 29671015), (1045, 20499974), (1210, 17704523), (1805, 11868406), (2090, 10249987), (2299, 9318170), (3610, 5934203), (3971, 5394730), (4598, 4659085), (7942, 2697365), (11495, 1863634), (19855, 1078946), (22990, 931817), (39710, 539473), (43681, 490430), (49043, 436810), (87362, 245215), (98086, 218405)]