24820821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3923}}^1$

素因数の和:3985

約数の個数: 24

約数和(自身を含む): 38769120

約数和(自身を除く): 13948299

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3923, 6327, 11769, 35307, 74537, 145151, 223611, 435453, 670833, 1306359, 2757869, 8273607, 24820821]

約数ペア:

[(1, 24820821), (3, 8273607), (9, 2757869), (19, 1306359), (37, 670833), (57, 435453), (111, 223611), (171, 145151), (333, 74537), (703, 35307), (2109, 11769), (3923, 6327)]