21234514977

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 34418442240

約数和(自身を除く): 13183927263

約数列:

[1, 3, 9, 13, 39, 47, 107, 117, 141, 151, 239, 321, 423, 453, 611, 717, 963, 1359, 1391, 1833, 1963, 2151, 3107, 4173, 5029, 5499, 5889, 7097, 9321, 11233, 12519, 15087, 16157, 17667, 21291, 25573, 27963, 33699, 36089, 45261, 48471, 63873, 65377, 76719, 92261, 101097, 108267, 145413, 146029, 196131, 210041, 230157, 276783, 324801, 332449, 438087, 469157, 588393, 630123, 759379, 830349, 997347, 1201931, 1314261, 1407471, 1696183, 1890369, 2278137, 2992041, 3605793, 3861523, 4222413, 5088549, 6834411, 9871927, 10817379, 11584569, 15265647, 15625103, 22050379, 29615781, 34753707, 46875309, 50199799, 66151137, 88847343, 140625927, 150599397, 181491581, 198453411, 451798191, 544474743, 1633424229, 2359390553, 7078171659, 21234514977]

約数ペア:

[(1, 21234514977), (3, 7078171659), (9, 2359390553), (13, 1633424229), (39, 544474743), (47, 451798191), (107, 198453411), (117, 181491581), (141, 150599397), (151, 140625927), (239, 88847343), (321, 66151137), (423, 50199799), (453, 46875309), (611, 34753707), (717, 29615781), (963, 22050379), (1359, 15625103), (1391, 15265647), (1833, 11584569), (1963, 10817379), (2151, 9871927), (3107, 6834411), (4173, 5088549), (5029, 4222413), (5499, 3861523), (5889, 3605793), (7097, 2992041), (9321, 2278137), (11233, 1890369), (12519, 1696183), (15087, 1407471), (16157, 1314261), (17667, 1201931), (21291, 997347), (25573, 830349), (27963, 759379), (33699, 630123), (36089, 588393), (45261, 469157), (48471, 438087), (63873, 332449), (65377, 324801), (76719, 276783), (92261, 230157), (101097, 210041), (108267, 196131), (145413, 146029)]