21197168

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57601}}^1$

素因数の和:57632

約数の個数: 20

約数和(自身を含む): 42855888

約数和(自身を除く): 21658720

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57601, 115202, 230404, 460808, 921616, 1324823, 2649646, 5299292, 10598584, 21197168]

約数ペア:

[(1, 21197168), (2, 10598584), (4, 5299292), (8, 2649646), (16, 1324823), (23, 921616), (46, 460808), (92, 230404), (184, 115202), (368, 57601)]