21292323

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1303}}^1$

素因数の和:1738

約数の個数: 16

約数和(自身を含む): 30670080

約数和(自身を除く): 9377757

約数列:

[1, 3, 13, 39, 419, 1257, 1303, 3909, 5447, 16341, 16939, 50817, 545957, 1637871, 7097441, 21292323]

約数ペア:

[(1, 21292323), (3, 7097441), (13, 1637871), (39, 545957), (419, 50817), (1257, 16939), (1303, 16341), (3909, 5447)]