21616053

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4261}}^1$

素因数の和:4372

約数の個数: 16

約数和(自身を含む): 30686400

約数和(自身を除く): 9070347

約数列:

[1, 3, 19, 57, 89, 267, 1691, 4261, 5073, 12783, 80959, 242877, 379229, 1137687, 7205351, 21616053]

約数ペア:

[(1, 21616053), (3, 7205351), (19, 1137687), (57, 379229), (89, 242877), (267, 80959), (1691, 12783), (4261, 5073)]