20212147893

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{14563}}^1$

素因数の和:14698

約数の個数: 64

約数和(自身を含む): 33219901440

約数和(自身を除く): 13007753547

約数列:

[1, 3, 7, 21, 29, 43, 53, 87, 129, 159, 203, 301, 371, 609, 903, 1113, 1247, 1537, 2279, 3741, 4611, 6837, 8729, 10759, 14563, 15953, 26187, 32277, 43689, 47859, 66091, 101941, 198273, 305823, 422327, 462637, 626209, 771839, 1266981, 1387911, 1878627, 2315517, 2956289, 4383463, 5402873, 8868867, 13150389, 16208619, 18160061, 22383331, 33189077, 54480183, 67149993, 99567231, 127120427, 156683317, 232323539, 381361281, 470049951, 696970617, 962483233, 2887449699, 6737382631, 20212147893]

約数ペア:

[(1, 20212147893), (3, 6737382631), (7, 2887449699), (21, 962483233), (29, 696970617), (43, 470049951), (53, 381361281), (87, 232323539), (129, 156683317), (159, 127120427), (203, 99567231), (301, 67149993), (371, 54480183), (609, 33189077), (903, 22383331), (1113, 18160061), (1247, 16208619), (1537, 13150389), (2279, 8868867), (3741, 5402873), (4611, 4383463), (6837, 2956289), (8729, 2315517), (10759, 1878627), (14563, 1387911), (15953, 1266981), (26187, 771839), (32277, 626209), (43689, 462637), (47859, 422327), (66091, 305823), (101941, 198273)]