21131268782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{13775273}}^1$

素因数の和:13775347

約数の個数: 16

約数和(自身を含む): 34713690480

約数和(自身を除く): 13582421698

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 13775273, 27550546, 179078549, 358157098, 812741107, 1625482214, 10565634391, 21131268782]

約数ペア:

[(1, 21131268782), (2, 10565634391), (13, 1625482214), (26, 812741107), (59, 358157098), (118, 179078549), (767, 27550546), (1534, 13775273)]