21223065

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45641}}^1$

素因数の和:45680

約数の個数: 16

約数和(自身を含む): 35053056

約数和(自身を除く): 13829991

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 45641, 136923, 228205, 684615, 1414871, 4244613, 7074355, 21223065]

約数ペア:

[(1, 21223065), (3, 7074355), (5, 4244613), (15, 1414871), (31, 684615), (93, 228205), (155, 136923), (465, 45641)]