21083388

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1039}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 31332612

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 89, 114, 178, 228, 267, 356, 534, 1039, 1068, 1691, 2078, 3117, 3382, 4156, 5073, 6234, 6764, 10146, 12468, 19741, 20292, 39482, 59223, 78964, 92471, 118446, 184942, 236892, 277413, 369884, 554826, 1109652, 1756949, 3513898, 5270847, 7027796, 10541694, 21083388]

約数ペア:

[(1, 21083388), (2, 10541694), (3, 7027796), (4, 5270847), (6, 3513898), (12, 1756949), (19, 1109652), (38, 554826), (57, 369884), (76, 277413), (89, 236892), (114, 184942), (178, 118446), (228, 92471), (267, 78964), (356, 59223), (534, 39482), (1039, 20292), (1068, 19741), (1691, 12468), (2078, 10146), (3117, 6764), (3382, 6234), (4156, 5073)]