21792708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5087}}^1$

素因数の和:5121

約数の個数: 72

約数和(自身を含む): 66673152

約数和(自身を除く): 44880444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 5087, 10174, 15261, 20348, 30522, 35609, 45783, 61044, 71218, 86479, 91566, 106827, 142436, 172958, 183132, 213654, 259437, 320481, 345916, 427308, 518874, 605353, 640962, 778311, 1037748, 1210706, 1281924, 1556622, 1816059, 2421412, 3113244, 3632118, 5448177, 7264236, 10896354, 21792708]

約数ペア:

[(1, 21792708), (2, 10896354), (3, 7264236), (4, 5448177), (6, 3632118), (7, 3113244), (9, 2421412), (12, 1816059), (14, 1556622), (17, 1281924), (18, 1210706), (21, 1037748), (28, 778311), (34, 640962), (36, 605353), (42, 518874), (51, 427308), (63, 345916), (68, 320481), (84, 259437), (102, 213654), (119, 183132), (126, 172958), (153, 142436), (204, 106827), (238, 91566), (252, 86479), (306, 71218), (357, 61044), (476, 45783), (612, 35609), (714, 30522), (1071, 20348), (1428, 15261), (2142, 10174), (4284, 5087)]