21429074

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4057}}^1$

素因数の和:4217

約数の個数: 16

約数和(自身を含む): 34087200

約数和(自身を除く): 12658126

約数列:

[1, 2, 19, 38, 139, 278, 2641, 4057, 5282, 8114, 77083, 154166, 563923, 1127846, 10714537, 21429074]

約数ペア:

[(1, 21429074), (2, 10714537), (19, 1127846), (38, 563923), (139, 154166), (278, 77083), (2641, 8114), (4057, 5282)]