21844251

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1584

約数の個数: 36

約数和(自身を含む): 37374064

約数和(自身を除く): 15529813

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 363, 429, 1089, 1287, 1543, 1573, 4629, 4719, 13887, 14157, 16973, 20059, 50919, 60177, 152757, 180531, 186703, 220649, 560109, 661947, 1680327, 1985841, 2427139, 7281417, 21844251]

約数ペア:

[(1, 21844251), (3, 7281417), (9, 2427139), (11, 1985841), (13, 1680327), (33, 661947), (39, 560109), (99, 220649), (117, 186703), (121, 180531), (143, 152757), (363, 60177), (429, 50919), (1089, 20059), (1287, 16973), (1543, 14157), (1573, 13887), (4629, 4719)]