21258141

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5813}}^1$

素因数の和:5892

約数の個数: 16

約数和(自身を含む): 30139776

約数和(自身を除く): 8881635

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5813, 17439, 133699, 308089, 401097, 924267, 7086047, 21258141]

約数ペア:

[(1, 21258141), (3, 7086047), (23, 924267), (53, 401097), (69, 308089), (159, 133699), (1219, 17439), (3657, 5813)]