21991224

素因数分解:

$2^3\times 3^1\times {\mathrm{179}}^1\times {\mathrm{5119}}^1$

素因数の和:5307

約数の個数: 32

約数和(自身を含む): 55296000

約数和(自身を除く): 33304776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 179, 358, 537, 716, 1074, 1432, 2148, 4296, 5119, 10238, 15357, 20476, 30714, 40952, 61428, 122856, 916301, 1832602, 2748903, 3665204, 5497806, 7330408, 10995612, 21991224]

約数ペア:

[(1, 21991224), (2, 10995612), (3, 7330408), (4, 5497806), (6, 3665204), (8, 2748903), (12, 1832602), (24, 916301), (179, 122856), (358, 61428), (537, 40952), (716, 30714), (1074, 20476), (1432, 15357), (2148, 10238), (4296, 5119)]