21369033

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5749}}^1$

素因数の和:5821

約数の個数: 24

約数和(自身を含む): 35880000

約数和(自身を除く): 14510967

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5749, 17247, 40243, 51741, 120729, 339191, 362187, 1017573, 2374337, 3052719, 7123011, 21369033]

約数ペア:

[(1, 21369033), (3, 7123011), (7, 3052719), (9, 2374337), (21, 1017573), (59, 362187), (63, 339191), (177, 120729), (413, 51741), (531, 40243), (1239, 17247), (3717, 5749)]