21703095

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5419}}^1$

素因数の和:5519

約数の個数: 24

約数和(自身を含む): 38048400

約数和(自身を除く): 16345305

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 5419, 16257, 27095, 48771, 81285, 243855, 482291, 1446873, 2411455, 4340619, 7234365, 21703095]

約数ペア:

[(1, 21703095), (3, 7234365), (5, 4340619), (9, 2411455), (15, 1446873), (45, 482291), (89, 243855), (267, 81285), (445, 48771), (801, 27095), (1335, 16257), (4005, 5419)]