21544068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 62782720

約数和(自身を除く): 41238652

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 109, 156, 181, 182, 218, 273, 327, 362, 364, 436, 543, 546, 654, 724, 763, 1086, 1092, 1267, 1308, 1417, 1526, 2172, 2289, 2353, 2534, 2834, 3052, 3801, 4251, 4578, 4706, 5068, 5668, 7059, 7602, 8502, 9156, 9412, 9919, 14118, 15204, 16471, 17004, 19729, 19838, 28236, 29757, 32942, 39458, 39676, 49413, 59187, 59514, 65884, 78916, 98826, 118374, 119028, 138103, 197652, 236748, 256477, 276206, 414309, 512954, 552412, 769431, 828618, 1025908, 1538862, 1657236, 1795339, 3077724, 3590678, 5386017, 7181356, 10772034, 21544068]

約数ペア:

[(1, 21544068), (2, 10772034), (3, 7181356), (4, 5386017), (6, 3590678), (7, 3077724), (12, 1795339), (13, 1657236), (14, 1538862), (21, 1025908), (26, 828618), (28, 769431), (39, 552412), (42, 512954), (52, 414309), (78, 276206), (84, 256477), (91, 236748), (109, 197652), (156, 138103), (181, 119028), (182, 118374), (218, 98826), (273, 78916), (327, 65884), (362, 59514), (364, 59187), (436, 49413), (543, 39676), (546, 39458), (654, 32942), (724, 29757), (763, 28236), (1086, 19838), (1092, 19729), (1267, 17004), (1308, 16471), (1417, 15204), (1526, 14118), (2172, 9919), (2289, 9412), (2353, 9156), (2534, 8502), (2834, 7602), (3052, 7059), (3801, 5668), (4251, 5068), (4578, 4706)]