21526742013

素因数分解:

$3^1\times 7^1\times {\mathrm{71971}}^1\times {\mathrm{14243}}^1$

素因数の和:86224

約数の個数: 16

約数和(自身を含む): 32805413376

約数和(自身を除く): 11278671363

約数列:

[1, 3, 7, 21, 14243, 42729, 71971, 99701, 215913, 299103, 503797, 1511391, 1025082953, 3075248859, 7175580671, 21526742013]

約数ペア:

[(1, 21526742013), (3, 7175580671), (7, 3075248859), (21, 1025082953), (14243, 1511391), (42729, 503797), (71971, 299103), (99701, 215913)]