21167308834

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1\times {\mathrm{2927}}^1$

素因数の和:3863

約数の個数: 64

約数和(自身を含む): 39487242240

約数和(自身を除く): 18319933406

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 877, 1178, 1754, 2927, 4123, 5854, 6139, 8246, 12278, 16663, 20489, 27187, 33326, 40978, 54374, 55613, 90737, 111226, 116641, 181474, 190309, 233282, 380618, 389291, 516553, 635159, 778582, 1033106, 1270318, 1724003, 2566979, 3448006, 3615871, 5133958, 7231742, 12068021, 17968853, 24136042, 35937706, 48772601, 79576349, 97545202, 159152698, 341408207, 557034443, 682816414, 1114068886, 1511950631, 3023901262, 10583654417, 21167308834]

約数ペア:

[(1, 21167308834), (2, 10583654417), (7, 3023901262), (14, 1511950631), (19, 1114068886), (31, 682816414), (38, 557034443), (62, 341408207), (133, 159152698), (217, 97545202), (266, 79576349), (434, 48772601), (589, 35937706), (877, 24136042), (1178, 17968853), (1754, 12068021), (2927, 7231742), (4123, 5133958), (5854, 3615871), (6139, 3448006), (8246, 2566979), (12278, 1724003), (16663, 1270318), (20489, 1033106), (27187, 778582), (33326, 635159), (40978, 516553), (54374, 389291), (55613, 380618), (90737, 233282), (111226, 190309), (116641, 181474)]