21902595

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10211}}^1$

素因数の和:10243

約数の個数: 32

約数和(自身を含む): 41174784

約数和(自身を除く): 19272189

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 10211, 30633, 51055, 112321, 132743, 153165, 336963, 398229, 561605, 663715, 1460173, 1684815, 1991145, 4380519, 7300865, 21902595]

約数ペア:

[(1, 21902595), (3, 7300865), (5, 4380519), (11, 1991145), (13, 1684815), (15, 1460173), (33, 663715), (39, 561605), (55, 398229), (65, 336963), (143, 153165), (165, 132743), (195, 112321), (429, 51055), (715, 30633), (2145, 10211)]