21327792

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 59460480

約数和(自身を除く): 38132688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 59, 68, 102, 118, 136, 177, 204, 236, 272, 354, 408, 443, 472, 708, 816, 886, 944, 1003, 1329, 1416, 1772, 2006, 2658, 2832, 3009, 3544, 4012, 5316, 6018, 7088, 7531, 8024, 10632, 12036, 15062, 16048, 21264, 22593, 24072, 26137, 30124, 45186, 48144, 52274, 60248, 78411, 90372, 104548, 120496, 156822, 180744, 209096, 313644, 361488, 418192, 444329, 627288, 888658, 1254576, 1332987, 1777316, 2665974, 3554632, 5331948, 7109264, 10663896, 21327792]

約数ペア:

[(1, 21327792), (2, 10663896), (3, 7109264), (4, 5331948), (6, 3554632), (8, 2665974), (12, 1777316), (16, 1332987), (17, 1254576), (24, 888658), (34, 627288), (48, 444329), (51, 418192), (59, 361488), (68, 313644), (102, 209096), (118, 180744), (136, 156822), (177, 120496), (204, 104548), (236, 90372), (272, 78411), (354, 60248), (408, 52274), (443, 48144), (472, 45186), (708, 30124), (816, 26137), (886, 24072), (944, 22593), (1003, 21264), (1329, 16048), (1416, 15062), (1772, 12036), (2006, 10632), (2658, 8024), (2832, 7531), (3009, 7088), (3544, 6018), (4012, 5316)]