21448793569

素因数分解:

$7^2\times {\mathrm{137}}^1\times {\mathrm{1567}}^1\times {\mathrm{2039}}^1$

素因数の和:3757

約数の個数: 24

約数和(自身を含む): 25161131520

約数和(自身を除く): 3712337951

約数列:

[1, 7, 49, 137, 959, 1567, 2039, 6713, 10969, 14273, 76783, 99911, 214679, 279343, 1502753, 1955401, 3195113, 10519271, 13687807, 22365791, 156560537, 437730481, 3064113367, 21448793569]

約数ペア:

[(1, 21448793569), (7, 3064113367), (49, 437730481), (137, 156560537), (959, 22365791), (1567, 13687807), (2039, 10519271), (6713, 3195113), (10969, 1955401), (14273, 1502753), (76783, 279343), (99911, 214679)]