21083868

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15017}}^1$

素因数の和:15043

約数の個数: 48

約数和(自身を含む): 58870560

約数和(自身を除く): 37786692

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 15017, 30034, 45051, 60068, 90102, 135153, 180204, 195221, 270306, 390442, 405459, 540612, 585663, 780884, 810918, 1171326, 1621836, 1756989, 2342652, 3513978, 5270967, 7027956, 10541934, 21083868]

約数ペア:

[(1, 21083868), (2, 10541934), (3, 7027956), (4, 5270967), (6, 3513978), (9, 2342652), (12, 1756989), (13, 1621836), (18, 1171326), (26, 810918), (27, 780884), (36, 585663), (39, 540612), (52, 405459), (54, 390442), (78, 270306), (108, 195221), (117, 180204), (156, 135153), (234, 90102), (351, 60068), (468, 45051), (702, 30034), (1404, 15017)]