21029151

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{49019}}^1$

素因数の和:49046

約数の個数: 16

約数和(自身を含む): 32941440

約数和(自身を除く): 11912289

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 49019, 147057, 539209, 637247, 1617627, 1911741, 7009717, 21029151]

約数ペア:

[(1, 21029151), (3, 7009717), (11, 1911741), (13, 1617627), (33, 637247), (39, 539209), (143, 147057), (429, 49019)]