21169170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21383}}^1$

素因数の和:21407

約数の個数: 48

約数和(自身を含む): 60046272

約数和(自身を除く): 38877102

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 21383, 42766, 64149, 106915, 128298, 192447, 213830, 235213, 320745, 384894, 470426, 641490, 705639, 962235, 1176065, 1411278, 1924470, 2116917, 2352130, 3528195, 4233834, 7056390, 10584585, 21169170]

約数ペア:

[(1, 21169170), (2, 10584585), (3, 7056390), (5, 4233834), (6, 3528195), (9, 2352130), (10, 2116917), (11, 1924470), (15, 1411278), (18, 1176065), (22, 962235), (30, 705639), (33, 641490), (45, 470426), (55, 384894), (66, 320745), (90, 235213), (99, 213830), (110, 192447), (165, 128298), (198, 106915), (330, 64149), (495, 42766), (990, 21383)]