21878312456

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{34583}}^1$

素因数の和:34699

約数の個数: 128

約数和(自身を含む): 55777075200

約数和(自身を除く): 33898762744

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 79, 88, 91, 104, 143, 154, 158, 182, 286, 308, 316, 364, 553, 572, 616, 632, 728, 869, 1001, 1027, 1106, 1144, 1738, 2002, 2054, 2212, 3476, 4004, 4108, 4424, 6083, 6952, 7189, 8008, 8216, 11297, 12166, 14378, 22594, 24332, 28756, 34583, 45188, 48664, 57512, 69166, 79079, 90376, 138332, 158158, 242081, 276664, 316316, 380413, 449579, 484162, 632632, 760826, 899158, 968324, 1521652, 1798316, 1936648, 2662891, 2732057, 3043304, 3147053, 3596632, 4945369, 5325782, 5464114, 6294106, 9890738, 10651564, 10928228, 12588212, 19124399, 19781476, 21303128, 21856456, 25176424, 30052627, 34617583, 35516741, 38248798, 39562952, 60105254, 69235166, 71033482, 76497596, 120210508, 138470332, 142066964, 152995192, 210368389, 240421016, 248617187, 276940664, 284133928, 390684151, 420736778, 497234374, 781368302, 841473556, 994468748, 1562736604, 1682947112, 1988937496, 2734789057, 3125473208, 5469578114, 10939156228, 21878312456]

約数ペア:

[(1, 21878312456), (2, 10939156228), (4, 5469578114), (7, 3125473208), (8, 2734789057), (11, 1988937496), (13, 1682947112), (14, 1562736604), (22, 994468748), (26, 841473556), (28, 781368302), (44, 497234374), (52, 420736778), (56, 390684151), (77, 284133928), (79, 276940664), (88, 248617187), (91, 240421016), (104, 210368389), (143, 152995192), (154, 142066964), (158, 138470332), (182, 120210508), (286, 76497596), (308, 71033482), (316, 69235166), (364, 60105254), (553, 39562952), (572, 38248798), (616, 35516741), (632, 34617583), (728, 30052627), (869, 25176424), (1001, 21856456), (1027, 21303128), (1106, 19781476), (1144, 19124399), (1738, 12588212), (2002, 10928228), (2054, 10651564), (2212, 9890738), (3476, 6294106), (4004, 5464114), (4108, 5325782), (4424, 4945369), (6083, 3596632), (6952, 3147053), (7189, 3043304), (8008, 2732057), (8216, 2662891), (11297, 1936648), (12166, 1798316), (14378, 1521652), (22594, 968324), (24332, 899158), (28756, 760826), (34583, 632632), (45188, 484162), (48664, 449579), (57512, 380413), (69166, 316316), (79079, 276664), (90376, 242081), (138332, 158158)]