21557029696

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{32503}}^1$

素因数の和:32799

約数の個数: 56

約数和(自身を含む): 43955029184

約数和(自身を除く): 22397999488

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 241, 344, 482, 688, 964, 1376, 1928, 2752, 3856, 7712, 10363, 15424, 20726, 32503, 41452, 65006, 82904, 130012, 165808, 260024, 331616, 520048, 663232, 1040096, 1397629, 2080192, 2795258, 5590516, 7833223, 11181032, 15666446, 22362064, 31332892, 44724128, 62665784, 89448256, 125331568, 250663136, 336828589, 501326272, 673657178, 1347314356, 2694628712, 5389257424, 10778514848, 21557029696]

約数ペア:

[(1, 21557029696), (2, 10778514848), (4, 5389257424), (8, 2694628712), (16, 1347314356), (32, 673657178), (43, 501326272), (64, 336828589), (86, 250663136), (172, 125331568), (241, 89448256), (344, 62665784), (482, 44724128), (688, 31332892), (964, 22362064), (1376, 15666446), (1928, 11181032), (2752, 7833223), (3856, 5590516), (7712, 2795258), (10363, 2080192), (15424, 1397629), (20726, 1040096), (32503, 663232), (41452, 520048), (65006, 331616), (82904, 260024), (130012, 165808)]