21008702013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{9127}}^1\times {\mathrm{59021}}^1$

素因数の和:68164

約数の個数: 16

約数和(自身を含む): 30170157696

約数和(自身を除く): 9161455683

約数列:

[1, 3, 13, 39, 9127, 27381, 59021, 118651, 177063, 355953, 767273, 2301819, 538684667, 1616054001, 7002900671, 21008702013]

約数ペア:

[(1, 21008702013), (3, 7002900671), (13, 1616054001), (39, 538684667), (9127, 2301819), (27381, 767273), (59021, 355953), (118651, 177063)]