21254694

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{33107}}^1$

素因数の和:33219

約数の個数: 16

約数和(自身を含む): 42907968

約数和(自身を除く): 21653274

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 33107, 66214, 99321, 198642, 3542449, 7084898, 10627347, 21254694]

約数ペア:

[(1, 21254694), (2, 10627347), (3, 7084898), (6, 3542449), (107, 198642), (214, 99321), (321, 66214), (642, 33107)]