21519234

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{433}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 51184224

約数和(自身を除く): 29664990

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 251, 433, 502, 753, 866, 1299, 1506, 2259, 2598, 2761, 3897, 4518, 4763, 5522, 7794, 8283, 9526, 14289, 16566, 24849, 28578, 42867, 49698, 85734, 108683, 217366, 326049, 652098, 978147, 1195513, 1956294, 2391026, 3586539, 7173078, 10759617, 21519234]

約数ペア:

[(1, 21519234), (2, 10759617), (3, 7173078), (6, 3586539), (9, 2391026), (11, 1956294), (18, 1195513), (22, 978147), (33, 652098), (66, 326049), (99, 217366), (198, 108683), (251, 85734), (433, 49698), (502, 42867), (753, 28578), (866, 24849), (1299, 16566), (1506, 14289), (2259, 9526), (2598, 8283), (2761, 7794), (3897, 5522), (4518, 4763)]