21574449

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1901}}^1$

素因数の和:2017

約数の個数: 24

約数和(自身を含む): 33924072

約数和(自身を除く): 12349623

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 1901, 3783, 5703, 11349, 17109, 24713, 74139, 184397, 222417, 553191, 1659573, 2397161, 7191483, 21574449]

約数ペア:

[(1, 21574449), (3, 7191483), (9, 2397161), (13, 1659573), (39, 553191), (97, 222417), (117, 184397), (291, 74139), (873, 24713), (1261, 17109), (1901, 11349), (3783, 5703)]