21070292361

素因数分解:

$3^1\times {\mathrm{557}}^1\times {\mathrm{2447}}^1\times {\mathrm{5153}}^1$

素因数の和:8160

約数の個数: 16

約数和(自身を含む): 28161126144

約数和(自身を除く): 7090833783

約数列:

[1, 3, 557, 1671, 2447, 5153, 7341, 15459, 1362979, 2870221, 4088937, 8610663, 12609391, 37828173, 7023430787, 21070292361]

約数ペア:

[(1, 21070292361), (3, 7023430787), (557, 37828173), (1671, 12609391), (2447, 8610663), (5153, 4088937), (7341, 2870221), (15459, 1362979)]