21059952448

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{206827}}^1$

素因数の和:206919

約数の個数: 56

約数和(自身を含む): 43918684832

約数和(自身を除く): 22858732384

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 148, 172, 296, 344, 592, 688, 1184, 1376, 1591, 2368, 2752, 3182, 6364, 12728, 25456, 50912, 101824, 206827, 413654, 827308, 1654616, 3309232, 6618464, 7652599, 8893561, 13236928, 15305198, 17787122, 30610396, 35574244, 61220792, 71148488, 122441584, 142296976, 244883168, 284593952, 329061757, 489766336, 569187904, 658123514, 1316247028, 2632494056, 5264988112, 10529976224, 21059952448]

約数ペア:

[(1, 21059952448), (2, 10529976224), (4, 5264988112), (8, 2632494056), (16, 1316247028), (32, 658123514), (37, 569187904), (43, 489766336), (64, 329061757), (74, 284593952), (86, 244883168), (148, 142296976), (172, 122441584), (296, 71148488), (344, 61220792), (592, 35574244), (688, 30610396), (1184, 17787122), (1376, 15305198), (1591, 13236928), (2368, 8893561), (2752, 7652599), (3182, 6618464), (6364, 3309232), (12728, 1654616), (25456, 827308), (50912, 413654), (101824, 206827)]