21464015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2237}}^1$

素因数の和:2362

約数の個数: 16

約数和(自身を含む): 27393120

約数和(自身を除く): 5929105

約数列:

[1, 5, 19, 95, 101, 505, 1919, 2237, 9595, 11185, 42503, 212515, 225937, 1129685, 4292803, 21464015]

約数ペア:

[(1, 21464015), (5, 4292803), (19, 1129685), (95, 225937), (101, 212515), (505, 42503), (1919, 11185), (2237, 9595)]