21061836

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 58329600

約数和(自身を除く): 37267764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 61, 69, 92, 108, 122, 138, 139, 183, 207, 244, 276, 278, 366, 414, 417, 549, 556, 621, 732, 828, 834, 1098, 1242, 1251, 1403, 1647, 1668, 2196, 2484, 2502, 2806, 3197, 3294, 3753, 4209, 5004, 5612, 6394, 6588, 7506, 8418, 8479, 9591, 12627, 12788, 15012, 16836, 16958, 19182, 25254, 25437, 28773, 33916, 37881, 38364, 50508, 50874, 57546, 75762, 76311, 86319, 101748, 115092, 151524, 152622, 172638, 195017, 228933, 305244, 345276, 390034, 457866, 585051, 780068, 915732, 1170102, 1755153, 2340204, 3510306, 5265459, 7020612, 10530918, 21061836]

約数ペア:

[(1, 21061836), (2, 10530918), (3, 7020612), (4, 5265459), (6, 3510306), (9, 2340204), (12, 1755153), (18, 1170102), (23, 915732), (27, 780068), (36, 585051), (46, 457866), (54, 390034), (61, 345276), (69, 305244), (92, 228933), (108, 195017), (122, 172638), (138, 152622), (139, 151524), (183, 115092), (207, 101748), (244, 86319), (276, 76311), (278, 75762), (366, 57546), (414, 50874), (417, 50508), (549, 38364), (556, 37881), (621, 33916), (732, 28773), (828, 25437), (834, 25254), (1098, 19182), (1242, 16958), (1251, 16836), (1403, 15012), (1647, 12788), (1668, 12627), (2196, 9591), (2484, 8479), (2502, 8418), (2806, 7506), (3197, 6588), (3294, 6394), (3753, 5612), (4209, 5004)]