21610638

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 160

約数和(自身を含む): 62726400

約数和(自身を除く): 41115762

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 27, 34, 38, 42, 51, 54, 57, 59, 63, 81, 102, 114, 118, 119, 126, 133, 153, 162, 171, 177, 189, 238, 266, 306, 323, 342, 354, 357, 378, 399, 413, 459, 513, 531, 567, 646, 714, 798, 826, 918, 969, 1003, 1026, 1062, 1071, 1121, 1134, 1197, 1239, 1377, 1539, 1593, 1938, 2006, 2142, 2242, 2261, 2394, 2478, 2754, 2907, 3009, 3078, 3186, 3213, 3363, 3591, 3717, 4522, 4779, 5814, 6018, 6426, 6726, 6783, 7021, 7182, 7434, 7847, 8721, 9027, 9558, 9639, 10089, 10773, 11151, 13566, 14042, 15694, 17442, 18054, 19057, 19278, 20178, 20349, 21063, 21546, 22302, 23541, 26163, 27081, 30267, 33453, 38114, 40698, 42126, 47082, 52326, 54162, 57171, 60534, 61047, 63189, 66906, 70623, 81243, 90801, 114342, 122094, 126378, 133399, 141246, 162486, 171513, 181602, 183141, 189567, 211869, 266798, 343026, 366282, 379134, 400197, 423738, 514539, 568701, 635607, 800394, 1029078, 1137402, 1200591, 1271214, 1543617, 2401182, 3087234, 3601773, 7203546, 10805319, 21610638]

約数ペア:

[(1, 21610638), (2, 10805319), (3, 7203546), (6, 3601773), (7, 3087234), (9, 2401182), (14, 1543617), (17, 1271214), (18, 1200591), (19, 1137402), (21, 1029078), (27, 800394), (34, 635607), (38, 568701), (42, 514539), (51, 423738), (54, 400197), (57, 379134), (59, 366282), (63, 343026), (81, 266798), (102, 211869), (114, 189567), (118, 183141), (119, 181602), (126, 171513), (133, 162486), (153, 141246), (162, 133399), (171, 126378), (177, 122094), (189, 114342), (238, 90801), (266, 81243), (306, 70623), (323, 66906), (342, 63189), (354, 61047), (357, 60534), (378, 57171), (399, 54162), (413, 52326), (459, 47082), (513, 42126), (531, 40698), (567, 38114), (646, 33453), (714, 30267), (798, 27081), (826, 26163), (918, 23541), (969, 22302), (1003, 21546), (1026, 21063), (1062, 20349), (1071, 20178), (1121, 19278), (1134, 19057), (1197, 18054), (1239, 17442), (1377, 15694), (1539, 14042), (1593, 13566), (1938, 11151), (2006, 10773), (2142, 10089), (2242, 9639), (2261, 9558), (2394, 9027), (2478, 8721), (2754, 7847), (2907, 7434), (3009, 7182), (3078, 7021), (3186, 6783), (3213, 6726), (3363, 6426), (3591, 6018), (3717, 5814), (4522, 4779)]