21225984

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1063}}^1$

素因数の和:1097

約数の個数: 80

約数和(自身を含む): 60954432

約数和(自身を除く): 39728448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 512, 624, 768, 832, 1063, 1248, 1536, 1664, 2126, 2496, 3189, 3328, 4252, 4992, 6378, 6656, 8504, 9984, 12756, 13819, 17008, 19968, 25512, 27638, 34016, 41457, 51024, 55276, 68032, 82914, 102048, 110552, 136064, 165828, 204096, 221104, 272128, 331656, 408192, 442208, 544256, 663312, 816384, 884416, 1326624, 1632768, 1768832, 2653248, 3537664, 5306496, 7075328, 10612992, 21225984]

約数ペア:

[(1, 21225984), (2, 10612992), (3, 7075328), (4, 5306496), (6, 3537664), (8, 2653248), (12, 1768832), (13, 1632768), (16, 1326624), (24, 884416), (26, 816384), (32, 663312), (39, 544256), (48, 442208), (52, 408192), (64, 331656), (78, 272128), (96, 221104), (104, 204096), (128, 165828), (156, 136064), (192, 110552), (208, 102048), (256, 82914), (312, 68032), (384, 55276), (416, 51024), (512, 41457), (624, 34016), (768, 27638), (832, 25512), (1063, 19968), (1248, 17008), (1536, 13819), (1664, 12756), (2126, 9984), (2496, 8504), (3189, 6656), (3328, 6378), (4252, 4992)]