21091506

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{152837}}^1$

素因数の和:152865

約数の個数: 16

約数和(自身を含む): 44017344

約数和(自身を除く): 22925838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 152837, 305674, 458511, 917022, 3515251, 7030502, 10545753, 21091506]

約数ペア:

[(1, 21091506), (2, 10545753), (3, 7030502), (6, 3515251), (23, 917022), (46, 458511), (69, 305674), (138, 152837)]