21167347554

素因数分解:

$2^1\times 3^2\times {\mathrm{409}}^1\times {\mathrm{659}}^1\times {\mathrm{4363}}^1$

素因数の和:5439

約数の個数: 48

約数和(自身を含む): 46055037600

約数和(自身を除く): 24887690046

約数列:

[1, 2, 3, 6, 9, 18, 409, 659, 818, 1227, 1318, 1977, 2454, 3681, 3954, 4363, 5931, 7362, 8726, 11862, 13089, 26178, 39267, 78534, 269531, 539062, 808593, 1617186, 1784467, 2425779, 2875217, 3568934, 4851558, 5353401, 5750434, 8625651, 10706802, 16060203, 17251302, 25876953, 32120406, 51753906, 1175963753, 2351927506, 3527891259, 7055782518, 10583673777, 21167347554]

約数ペア:

[(1, 21167347554), (2, 10583673777), (3, 7055782518), (6, 3527891259), (9, 2351927506), (18, 1175963753), (409, 51753906), (659, 32120406), (818, 25876953), (1227, 17251302), (1318, 16060203), (1977, 10706802), (2454, 8625651), (3681, 5750434), (3954, 5353401), (4363, 4851558), (5931, 3568934), (7362, 2875217), (8726, 2425779), (11862, 1784467), (13089, 1617186), (26178, 808593), (39267, 539062), (78534, 269531)]