21193902

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51193}}^1$

素因数の和:51224

約数の個数: 24

約数和(自身を含む): 47917584

約数和(自身を除く): 26723682

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51193, 102386, 153579, 307158, 460737, 921474, 1177439, 2354878, 3532317, 7064634, 10596951, 21193902]

約数ペア:

[(1, 21193902), (2, 10596951), (3, 7064634), (6, 3532317), (9, 2354878), (18, 1177439), (23, 921474), (46, 460737), (69, 307158), (138, 153579), (207, 102386), (414, 51193)]