21717014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 37449216

約数和(自身を除く): 15732202

約数列:

[1, 2, 11, 22, 23, 46, 167, 253, 257, 334, 506, 514, 1837, 2827, 3674, 3841, 5654, 5911, 7682, 11822, 42251, 42919, 65021, 84502, 85838, 130042, 472109, 944218, 987137, 1974274, 10858507, 21717014]

約数ペア:

[(1, 21717014), (2, 10858507), (11, 1974274), (22, 987137), (23, 944218), (46, 472109), (167, 130042), (253, 85838), (257, 84502), (334, 65021), (506, 42919), (514, 42251), (1837, 11822), (2827, 7682), (3674, 5911), (3841, 5654)]