21514706

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 35164800

約数和(自身を除く): 13650094

約数列:

[1, 2, 23, 43, 46, 73, 86, 146, 149, 298, 989, 1679, 1978, 3139, 3358, 3427, 6278, 6407, 6854, 10877, 12814, 21754, 72197, 144394, 147361, 250171, 294722, 467711, 500342, 935422, 10757353, 21514706]

約数ペア:

[(1, 21514706), (2, 10757353), (23, 935422), (43, 500342), (46, 467711), (73, 294722), (86, 250171), (146, 147361), (149, 144394), (298, 72197), (989, 21754), (1679, 12814), (1978, 10877), (3139, 6854), (3358, 6407), (3427, 6278)]