21513504

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{7229}}^1$

素因数の和:7273

約数の個数: 48

約数和(自身を含む): 58302720

約数和(自身を除く): 36789216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 7229, 14458, 21687, 28916, 43374, 57832, 86748, 115664, 173496, 224099, 231328, 346992, 448198, 672297, 693984, 896396, 1344594, 1792792, 2689188, 3585584, 5378376, 7171168, 10756752, 21513504]

約数ペア:

[(1, 21513504), (2, 10756752), (3, 7171168), (4, 5378376), (6, 3585584), (8, 2689188), (12, 1792792), (16, 1344594), (24, 896396), (31, 693984), (32, 672297), (48, 448198), (62, 346992), (93, 231328), (96, 224099), (124, 173496), (186, 115664), (248, 86748), (372, 57832), (496, 43374), (744, 28916), (992, 21687), (1488, 14458), (2976, 7229)]