21169698

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8669}}^1$

素因数の和:8722

約数の個数: 32

約数和(自身を含む): 47442240

約数和(自身を除く): 26272542

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 8669, 17338, 26007, 52014, 95359, 190718, 286077, 320753, 572154, 641506, 962259, 1924518, 3528283, 7056566, 10584849, 21169698]

約数ペア:

[(1, 21169698), (2, 10584849), (3, 7056566), (6, 3528283), (11, 1924518), (22, 962259), (33, 641506), (37, 572154), (66, 320753), (74, 286077), (111, 190718), (222, 95359), (407, 52014), (814, 26007), (1221, 17338), (2442, 8669)]