21960396

素因数分解:

$2^2\times 3^6\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:482

約数の個数: 84

約数和(自身を含む): 61146792

約数和(自身を除く): 39186396

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 243, 306, 324, 443, 459, 486, 612, 729, 886, 918, 972, 1329, 1377, 1458, 1772, 1836, 2658, 2754, 2916, 3987, 4131, 5316, 5508, 7531, 7974, 8262, 11961, 12393, 15062, 15948, 16524, 22593, 23922, 24786, 30124, 35883, 45186, 47844, 49572, 67779, 71766, 90372, 107649, 135558, 143532, 203337, 215298, 271116, 322947, 406674, 430596, 610011, 645894, 813348, 1220022, 1291788, 1830033, 2440044, 3660066, 5490099, 7320132, 10980198, 21960396]

約数ペア:

[(1, 21960396), (2, 10980198), (3, 7320132), (4, 5490099), (6, 3660066), (9, 2440044), (12, 1830033), (17, 1291788), (18, 1220022), (27, 813348), (34, 645894), (36, 610011), (51, 430596), (54, 406674), (68, 322947), (81, 271116), (102, 215298), (108, 203337), (153, 143532), (162, 135558), (204, 107649), (243, 90372), (306, 71766), (324, 67779), (443, 49572), (459, 47844), (486, 45186), (612, 35883), (729, 30124), (886, 24786), (918, 23922), (972, 22593), (1329, 16524), (1377, 15948), (1458, 15062), (1772, 12393), (1836, 11961), (2658, 8262), (2754, 7974), (2916, 7531), (3987, 5508), (4131, 5316)]