21090114

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61667}}^1$

素因数の和:61694

約数の個数: 24

約数和(自身を含む): 48101040

約数和(自身を除く): 27010926

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61667, 123334, 185001, 370002, 555003, 1110006, 1171673, 2343346, 3515019, 7030038, 10545057, 21090114]

約数ペア:

[(1, 21090114), (2, 10545057), (3, 7030038), (6, 3515019), (9, 2343346), (18, 1171673), (19, 1110006), (38, 555003), (57, 370002), (114, 185001), (171, 123334), (342, 61667)]