21370291228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37360649}}^1$

素因数の和:37360677

約数の個数: 24

約数和(自身を含む): 43936124400

約数和(自身を除く): 22565833172

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37360649, 74721298, 149442596, 410967139, 485688437, 821934278, 971376874, 1643868556, 1942753748, 5342572807, 10685145614, 21370291228]

約数ペア:

[(1, 21370291228), (2, 10685145614), (4, 5342572807), (11, 1942753748), (13, 1643868556), (22, 971376874), (26, 821934278), (44, 485688437), (52, 410967139), (143, 149442596), (286, 74721298), (572, 37360649)]