21693003

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 32855040

約数和(自身を除く): 11162037

約数列:

[1, 3, 17, 19, 51, 57, 61, 183, 323, 367, 969, 1037, 1101, 1159, 3111, 3477, 6239, 6973, 18717, 19703, 20919, 22387, 59109, 67161, 118541, 355623, 380579, 425353, 1141737, 1276059, 7231001, 21693003]

約数ペア:

[(1, 21693003), (3, 7231001), (17, 1276059), (19, 1141737), (51, 425353), (57, 380579), (61, 355623), (183, 118541), (323, 67161), (367, 59109), (969, 22387), (1037, 20919), (1101, 19703), (1159, 18717), (3111, 6973), (3477, 6239)]