21000745823142

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{6481}}^1\times {\mathrm{23480839}}^1$

素因数の和:23487348

約数の個数: 32

約数和(自身を含む): 43834407805440

約数和(自身を除く): 22833661982298

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 6481, 12962, 19443, 38886, 149063, 298126, 447189, 894378, 23480839, 46961678, 70442517, 140885034, 540059297, 1080118594, 1620177891, 3240355782, 152179317559, 304358635118, 456537952677, 913075905354, 3500124303857, 7000248607714, 10500372911571, 21000745823142]

約数ペア:

[(1, 21000745823142), (2, 10500372911571), (3, 7000248607714), (6, 3500124303857), (23, 913075905354), (46, 456537952677), (69, 304358635118), (138, 152179317559), (6481, 3240355782), (12962, 1620177891), (19443, 1080118594), (38886, 540059297), (149063, 140885034), (298126, 70442517), (447189, 46961678), (894378, 23480839)]