21493983934

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{461}}^1\times {\mathrm{1097}}^1$

素因数の和:1908

約数の個数: 32

約数和(自身を含む): 32871484800

約数和(自身を除く): 11377500866

約数列:

[1, 2, 79, 158, 269, 461, 538, 922, 1097, 2194, 21251, 36419, 42502, 72838, 86663, 124009, 173326, 248018, 295093, 505717, 590186, 1011434, 9796711, 19593422, 23312347, 39951643, 46624694, 79903286, 136037873, 272075746, 10746991967, 21493983934]

約数ペア:

[(1, 21493983934), (2, 10746991967), (79, 272075746), (158, 136037873), (269, 79903286), (461, 46624694), (538, 39951643), (922, 23312347), (1097, 19593422), (2194, 9796711), (21251, 1011434), (36419, 590186), (42502, 505717), (72838, 295093), (86663, 248018), (124009, 173326)]