21080862

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9679}}^1$

素因数の和:9709

約数の個数: 36

約数和(自身を含む): 50210160

約数和(自身を除く): 29129298

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9679, 19358, 29037, 58074, 87111, 106469, 174222, 212938, 319407, 638814, 958221, 1171159, 1916442, 2342318, 3513477, 7026954, 10540431, 21080862]

約数ペア:

[(1, 21080862), (2, 10540431), (3, 7026954), (6, 3513477), (9, 2342318), (11, 1916442), (18, 1171159), (22, 958221), (33, 638814), (66, 319407), (99, 212938), (121, 174222), (198, 106469), (242, 87111), (363, 58074), (726, 29037), (1089, 19358), (2178, 9679)]