21233439

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1531}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 32502912

約数和(自身を除く): 11269473

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1531, 1541, 4593, 4623, 13779, 13869, 35213, 102577, 105639, 307731, 316917, 923193, 2359271, 7077813, 21233439]

約数ペア:

[(1, 21233439), (3, 7077813), (9, 2359271), (23, 923193), (67, 316917), (69, 307731), (201, 105639), (207, 102577), (603, 35213), (1531, 13869), (1541, 13779), (4593, 4623)]