21167644784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{6529}}^1$

素因数の和:6683

約数の個数: 120

約数和(自身を含む): 48898990800

約数和(自身を除く): 27731346016

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 109, 143, 169, 176, 208, 218, 286, 338, 436, 572, 676, 872, 1144, 1199, 1352, 1417, 1744, 1859, 2288, 2398, 2704, 2834, 3718, 4796, 5668, 6529, 7436, 9592, 11336, 13058, 14872, 15587, 18421, 19184, 22672, 26116, 29744, 31174, 36842, 52232, 62348, 71819, 73684, 84877, 104464, 124696, 143638, 147368, 169754, 202631, 249392, 287276, 294736, 339508, 405262, 574552, 679016, 711661, 810524, 933647, 1103401, 1149104, 1358032, 1423322, 1621048, 1867294, 2206802, 2846644, 3242096, 3734588, 4413604, 5693288, 7469176, 7828271, 8827208, 9251593, 11386576, 12137411, 14938352, 15656542, 17654416, 18503186, 24274822, 31313084, 37006372, 48549644, 62626168, 74012744, 97099288, 101767523, 120270709, 125252336, 148025488, 194198576, 203535046, 240541418, 407070092, 481082836, 814140184, 962165672, 1322977799, 1628280368, 1924331344, 2645955598, 5291911196, 10583822392, 21167644784]

約数ペア:

[(1, 21167644784), (2, 10583822392), (4, 5291911196), (8, 2645955598), (11, 1924331344), (13, 1628280368), (16, 1322977799), (22, 962165672), (26, 814140184), (44, 481082836), (52, 407070092), (88, 240541418), (104, 203535046), (109, 194198576), (143, 148025488), (169, 125252336), (176, 120270709), (208, 101767523), (218, 97099288), (286, 74012744), (338, 62626168), (436, 48549644), (572, 37006372), (676, 31313084), (872, 24274822), (1144, 18503186), (1199, 17654416), (1352, 15656542), (1417, 14938352), (1744, 12137411), (1859, 11386576), (2288, 9251593), (2398, 8827208), (2704, 7828271), (2834, 7469176), (3718, 5693288), (4796, 4413604), (5668, 3734588), (6529, 3242096), (7436, 2846644), (9592, 2206802), (11336, 1867294), (13058, 1621048), (14872, 1423322), (15587, 1358032), (18421, 1149104), (19184, 1103401), (22672, 933647), (26116, 810524), (29744, 711661), (31174, 679016), (36842, 574552), (52232, 405262), (62348, 339508), (71819, 294736), (73684, 287276), (84877, 249392), (104464, 202631), (124696, 169754), (143638, 147368)]