2100020923

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1013}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 2998195200

約数和(自身を除く): 898174277

約数列:

[1, 7, 11, 13, 19, 77, 91, 109, 133, 143, 209, 247, 763, 1001, 1013, 1199, 1417, 1463, 1729, 2071, 2717, 7091, 8393, 9919, 11143, 13169, 14497, 15587, 19019, 19247, 22781, 26923, 78001, 92183, 109109, 110417, 134729, 144859, 159467, 188461, 211717, 250211, 296153, 772919, 1014013, 1214587, 1435421, 1482019, 1751477, 2073071, 2097923, 2752321, 8502109, 10047947, 14685461, 15789631, 19266247, 23077153, 27272999, 110527417, 161540071, 190910993, 300002989, 2100020923]

約数ペア:

[(1, 2100020923), (7, 300002989), (11, 190910993), (13, 161540071), (19, 110527417), (77, 27272999), (91, 23077153), (109, 19266247), (133, 15789631), (143, 14685461), (209, 10047947), (247, 8502109), (763, 2752321), (1001, 2097923), (1013, 2073071), (1199, 1751477), (1417, 1482019), (1463, 1435421), (1729, 1214587), (2071, 1014013), (2717, 772919), (7091, 296153), (8393, 250211), (9919, 211717), (11143, 188461), (13169, 159467), (14497, 144859), (15587, 134729), (19019, 110417), (19247, 109109), (22781, 92183), (26923, 78001)]