21164878

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{48767}}^1$

素因数の和:48807

約数の個数: 16

約数和(自身を含む): 37453824

約数和(自身を除く): 16288946

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 48767, 97534, 341369, 682738, 1511777, 3023554, 10582439, 21164878]

約数ペア:

[(1, 21164878), (2, 10582439), (7, 3023554), (14, 1511777), (31, 682738), (62, 341369), (217, 97534), (434, 48767)]