21713458

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{283}}^1$

素因数の和:538

約数の個数: 24

約数和(自身を含む): 35548848

約数和(自身を除く): 13835390

約数列:

[1, 2, 13, 26, 169, 227, 283, 338, 454, 566, 2951, 3679, 5902, 7358, 38363, 47827, 64241, 76726, 95654, 128482, 835133, 1670266, 10856729, 21713458]

約数ペア:

[(1, 21713458), (2, 10856729), (13, 1670266), (26, 835133), (169, 128482), (227, 95654), (283, 76726), (338, 64241), (454, 47827), (566, 38363), (2951, 7358), (3679, 5902)]