21167648129

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{797}}^1\times {\mathrm{953}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 22678888680

約数和(自身を除く): 1511240551

約数列:

[1, 29, 31, 797, 899, 953, 961, 23113, 24707, 27637, 27869, 29543, 716503, 759541, 765917, 856747, 915833, 22026689, 22211593, 23545771, 26559157, 682827359, 729918901, 21167648129]

約数ペア:

[(1, 21167648129), (29, 729918901), (31, 682827359), (797, 26559157), (899, 23545771), (953, 22211593), (961, 22026689), (23113, 915833), (24707, 856747), (27637, 765917), (27869, 759541), (29543, 716503)]