21342006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1583}}^1$

素因数の和:1705

約数の個数: 48

約数和(自身を含む): 53374464

約数和(自身を除く): 32032458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 107, 126, 214, 321, 642, 749, 963, 1498, 1583, 1926, 2247, 3166, 4494, 4749, 6741, 9498, 11081, 13482, 14247, 22162, 28494, 33243, 66486, 99729, 169381, 199458, 338762, 508143, 1016286, 1185667, 1524429, 2371334, 3048858, 3557001, 7114002, 10671003, 21342006]

約数ペア:

[(1, 21342006), (2, 10671003), (3, 7114002), (6, 3557001), (7, 3048858), (9, 2371334), (14, 1524429), (18, 1185667), (21, 1016286), (42, 508143), (63, 338762), (107, 199458), (126, 169381), (214, 99729), (321, 66486), (642, 33243), (749, 28494), (963, 22162), (1498, 14247), (1583, 13482), (1926, 11081), (2247, 9498), (3166, 6741), (4494, 4749)]