21175341

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1213}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 32224416

約数和(自身を除く): 11049075

約数列:

[1, 3, 11, 23, 33, 69, 253, 529, 759, 1213, 1587, 3639, 5819, 13343, 17457, 27899, 40029, 83697, 306889, 641677, 920667, 1925031, 7058447, 21175341]

約数ペア:

[(1, 21175341), (3, 7058447), (11, 1925031), (23, 920667), (33, 641677), (69, 306889), (253, 83697), (529, 40029), (759, 27899), (1213, 17457), (1587, 13343), (3639, 5819)]