21000605377

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1\times {\mathrm{41959}}^1$

素因数の和:42492

約数の個数: 16

約数和(自身を含む): 22428794880

約数和(自身を除く): 1428189503

約数列:

[1, 23, 47, 463, 1081, 10649, 21761, 41959, 500503, 965057, 1972073, 19427017, 45357679, 446821391, 913069799, 21000605377]

約数ペア:

[(1, 21000605377), (23, 913069799), (47, 446821391), (463, 45357679), (1081, 19427017), (10649, 1972073), (21761, 965057), (41959, 500503)]