21758097

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4289}}^1$

素因数の和:4400

約数の個数: 16

約数和(自身を含む): 30888000

約数和(自身を除く): 9129903

約数列:

[1, 3, 19, 57, 89, 267, 1691, 4289, 5073, 12867, 81491, 244473, 381721, 1145163, 7252699, 21758097]

約数ペア:

[(1, 21758097), (3, 7252699), (19, 1145163), (57, 381721), (89, 244473), (267, 81491), (1691, 12867), (4289, 5073)]