21483205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2239}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 27417600

約数和(自身を除く): 5934395

約数列:

[1, 5, 19, 95, 101, 505, 1919, 2239, 9595, 11195, 42541, 212705, 226139, 1130695, 4296641, 21483205]

約数ペア:

[(1, 21483205), (5, 4296641), (19, 1130695), (95, 226139), (101, 212705), (505, 42541), (1919, 11195), (2239, 9595)]