21335168

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{7247}}^1$

素因数の和:7284

約数の個数: 32

約数和(自身を含む): 44357760

約数和(自身を除く): 23022592

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 7247, 14494, 28988, 57976, 115952, 166681, 231904, 333362, 463808, 666724, 927616, 1333448, 2666896, 5333792, 10667584, 21335168]

約数ペア:

[(1, 21335168), (2, 10667584), (4, 5333792), (8, 2666896), (16, 1333448), (23, 927616), (32, 666724), (46, 463808), (64, 333362), (92, 231904), (128, 166681), (184, 115952), (368, 57976), (736, 28988), (1472, 14494), (2944, 7247)]