21000403665

素因数分解:

$3^2\times 5^1\times {\mathrm{19069}}^1\times {\mathrm{24473}}^1$

素因数の和:43553

約数の個数: 24

約数和(自身を含む): 36404096040

約数和(自身を除く): 15403692375

約数列:

[1, 3, 5, 9, 15, 45, 19069, 24473, 57207, 73419, 95345, 122365, 171621, 220257, 286035, 367095, 858105, 1101285, 466675637, 1400026911, 2333378185, 4200080733, 7000134555, 21000403665]

約数ペア:

[(1, 21000403665), (3, 7000134555), (5, 4200080733), (9, 2333378185), (15, 1400026911), (45, 466675637), (19069, 1101285), (24473, 858105), (57207, 367095), (73419, 286035), (95345, 220257), (122365, 171621)]