21774249

素因数分解:

$3^2\times 7^1\times {\mathrm{577}}^1\times {\mathrm{599}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 36067200

約数和(自身を除く): 14292951

約数列:

[1, 3, 7, 9, 21, 63, 577, 599, 1731, 1797, 4039, 4193, 5193, 5391, 12117, 12579, 36351, 37737, 345623, 1036869, 2419361, 3110607, 7258083, 21774249]

約数ペア:

[(1, 21774249), (3, 7258083), (7, 3110607), (9, 2419361), (21, 1036869), (63, 345623), (577, 37737), (599, 36351), (1731, 12579), (1797, 12117), (4039, 5391), (4193, 5193)]