21008297025

素因数分解:

$3^3\times 5^2\times {\mathrm{31123403}}^1$

素因数の和:31123422

約数の個数: 24

約数和(自身を含む): 38593020960

約数和(自身を除く): 17584723935

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 31123403, 93370209, 155617015, 280110627, 466851045, 778085075, 840331881, 1400553135, 2334255225, 4201659405, 7002765675, 21008297025]

約数ペア:

[(1, 21008297025), (3, 7002765675), (5, 4201659405), (9, 2334255225), (15, 1400553135), (25, 840331881), (27, 778085075), (45, 466851045), (75, 280110627), (135, 155617015), (225, 93370209), (675, 31123403)]