21583077

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 29486592

約数和(自身を除く): 7903515

約数列:

[1, 3, 71, 107, 213, 321, 947, 2841, 7597, 22791, 67237, 101329, 201711, 303987, 7194359, 21583077]

約数ペア:

[(1, 21583077), (3, 7194359), (71, 303987), (107, 201711), (213, 101329), (321, 67237), (947, 22791), (2841, 7597)]