21186026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1553}}^1$

素因数の和:1933

約数の個数: 16

約数和(自身を含む): 33566400

約数和(自身を除く): 12380374

約数列:

[1, 2, 19, 38, 359, 718, 1553, 3106, 6821, 13642, 29507, 59014, 557527, 1115054, 10593013, 21186026]

約数ペア:

[(1, 21186026), (2, 10593013), (19, 1115054), (38, 557527), (359, 59014), (718, 29507), (1553, 13642), (3106, 6821)]