21489276132

素因数分解:

$2^2\times 3^3\times {\mathrm{443}}^1\times {\mathrm{449153}}^1$

素因数の和:449609

約数の個数: 48

約数和(自身を含む): 55838825280

約数和(自身を除く): 34349549148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 443, 886, 1329, 1772, 2658, 3987, 5316, 7974, 11961, 15948, 23922, 47844, 449153, 898306, 1347459, 1796612, 2694918, 4042377, 5389836, 8084754, 12127131, 16169508, 24254262, 48508524, 198974779, 397949558, 596924337, 795899116, 1193848674, 1790773011, 2387697348, 3581546022, 5372319033, 7163092044, 10744638066, 21489276132]

約数ペア:

[(1, 21489276132), (2, 10744638066), (3, 7163092044), (4, 5372319033), (6, 3581546022), (9, 2387697348), (12, 1790773011), (18, 1193848674), (27, 795899116), (36, 596924337), (54, 397949558), (108, 198974779), (443, 48508524), (886, 24254262), (1329, 16169508), (1772, 12127131), (2658, 8084754), (3987, 5389836), (5316, 4042377), (7974, 2694918), (11961, 1796612), (15948, 1347459), (23922, 898306), (47844, 449153)]