21956697

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5051}}^1$

素因数の和:5090

約数の個数: 32

約数和(自身を含む): 38799360

約数和(自身を除く): 16842663

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 5051, 15153, 35357, 45459, 106071, 116173, 136377, 318213, 348519, 813211, 954639, 1045557, 2439633, 3136671, 7318899, 21956697]

約数ペア:

[(1, 21956697), (3, 7318899), (7, 3136671), (9, 2439633), (21, 1045557), (23, 954639), (27, 813211), (63, 348519), (69, 318213), (161, 136377), (189, 116173), (207, 106071), (483, 45459), (621, 35357), (1449, 15153), (4347, 5051)]