21504318

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3359}}^1$

素因数の和:3472

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 25912002

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 97, 194, 291, 582, 1067, 2134, 3201, 3359, 6402, 6718, 10077, 20154, 36949, 73898, 110847, 221694, 325823, 651646, 977469, 1954938, 3584053, 7168106, 10752159, 21504318]

約数ペア:

[(1, 21504318), (2, 10752159), (3, 7168106), (6, 3584053), (11, 1954938), (22, 977469), (33, 651646), (66, 325823), (97, 221694), (194, 110847), (291, 73898), (582, 36949), (1067, 20154), (2134, 10077), (3201, 6718), (3359, 6402)]