21996243344

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{8232127}}^1$

素因数の和:8232302

約数の個数: 20

約数和(自身を含む): 42872922624

約数和(自身を除く): 20876679280

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 8232127, 16464254, 32928508, 65857016, 131714032, 1374765209, 2749530418, 5499060836, 10998121672, 21996243344]

約数ペア:

[(1, 21996243344), (2, 10998121672), (4, 5499060836), (8, 2749530418), (16, 1374765209), (167, 131714032), (334, 65857016), (668, 32928508), (1336, 16464254), (2672, 8232127)]