21137436

素因数分解:

$2^2\times 3^4\times {\mathrm{65239}}^1$

素因数の和:65255

約数の個数: 30

約数和(自身を含む): 55258280

約数和(自身を除く): 34120844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65239, 130478, 195717, 260956, 391434, 587151, 782868, 1174302, 1761453, 2348604, 3522906, 5284359, 7045812, 10568718, 21137436]

約数ペア:

[(1, 21137436), (2, 10568718), (3, 7045812), (4, 5284359), (6, 3522906), (9, 2348604), (12, 1761453), (18, 1174302), (27, 782868), (36, 587151), (54, 391434), (81, 260956), (108, 195717), (162, 130478), (324, 65239)]