20977407

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{6421}}^1$

素因数の和:6452

約数の個数: 24

約数和(自身を含む): 34165040

約数和(自身を除く): 13187633

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 6421, 19263, 57789, 70631, 173367, 211893, 635679, 776941, 1907037, 2330823, 6992469, 20977407]

約数ペア:

[(1, 20977407), (3, 6992469), (9, 2330823), (11, 1907037), (27, 776941), (33, 635679), (99, 211893), (121, 173367), (297, 70631), (363, 57789), (1089, 19263), (3267, 6421)]