213542.00000000

素因数分解:

$3^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{727}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 58758336

約数和(自身を除く): 21033579

約数列:

[1, 3, 7, 21, 49, 147, 353, 727, 1059, 2181, 2471, 5089, 7413, 15267, 17297, 35623, 51891, 106869, 256631, 769893, 1796417, 5389251, 12574919, 37724757]

約数ペア:

[(1, 37724757), (3, 12574919), (7, 5389251), (21, 1796417), (49, 769893), (147, 256631), (353, 106869), (727, 51891), (1059, 35623), (2181, 17297), (2471, 15267), (5089, 7413)]