21158378784

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1563119}}^1$

素因数の和:1563182

約数の個数: 72

約数和(自身を含む): 61449373440

約数和(自身を除く): 40290994656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2256, 3384, 4512, 6768, 13536, 1563119, 3126238, 4689357, 6252476, 9378714, 12504952, 14068071, 18757428, 25009904, 28136142, 37514856, 50019808, 56272284, 73466593, 75029712, 112544568, 146933186, 150059424, 220399779, 225089136, 293866372, 440799558, 450178272, 587732744, 661199337, 881599116, 1175465488, 1322398674, 1763198232, 2350930976, 2644797348, 3526396464, 5289594696, 7052792928, 10579189392, 21158378784]

約数ペア:

[(1, 21158378784), (2, 10579189392), (3, 7052792928), (4, 5289594696), (6, 3526396464), (8, 2644797348), (9, 2350930976), (12, 1763198232), (16, 1322398674), (18, 1175465488), (24, 881599116), (32, 661199337), (36, 587732744), (47, 450178272), (48, 440799558), (72, 293866372), (94, 225089136), (96, 220399779), (141, 150059424), (144, 146933186), (188, 112544568), (282, 75029712), (288, 73466593), (376, 56272284), (423, 50019808), (564, 37514856), (752, 28136142), (846, 25009904), (1128, 18757428), (1504, 14068071), (1692, 12504952), (2256, 9378714), (3384, 6252476), (4512, 4689357), (6768, 3126238), (13536, 1563119)]