21719103688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 44742297600

約数和(自身を除く): 23023193912

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 109, 124, 181, 184, 193, 218, 248, 362, 386, 436, 713, 724, 772, 872, 1426, 1448, 1544, 2507, 2852, 3379, 4163, 4439, 5014, 5611, 5704, 5983, 6758, 8326, 8878, 10028, 11222, 11966, 13516, 16652, 17756, 19729, 20056, 21037, 22444, 23932, 27032, 33304, 34933, 35512, 39458, 42074, 44888, 47864, 69866, 77717, 78916, 84148, 129053, 137609, 139732, 155434, 157832, 168296, 258106, 275218, 279464, 310868, 453767, 483851, 516212, 550436, 611599, 621736, 652147, 803459, 907534, 967702, 1032424, 1082923, 1100872, 1223198, 1304294, 1606918, 1815068, 1935404, 2165846, 2446396, 2608588, 3213836, 3630136, 3807697, 3870808, 4331692, 4892792, 5217176, 6427672, 7615394, 8663384, 14066777, 14999381, 15230788, 24907229, 28133554, 29998762, 30461576, 49814458, 56267108, 59997524, 87577031, 99628916, 112534216, 118038607, 119995048, 175154062, 199257832, 236077214, 350308124, 472154428, 700616248, 944308856, 2714887961, 5429775922, 10859551844, 21719103688]

約数ペア:

[(1, 21719103688), (2, 10859551844), (4, 5429775922), (8, 2714887961), (23, 944308856), (31, 700616248), (46, 472154428), (62, 350308124), (92, 236077214), (109, 199257832), (124, 175154062), (181, 119995048), (184, 118038607), (193, 112534216), (218, 99628916), (248, 87577031), (362, 59997524), (386, 56267108), (436, 49814458), (713, 30461576), (724, 29998762), (772, 28133554), (872, 24907229), (1426, 15230788), (1448, 14999381), (1544, 14066777), (2507, 8663384), (2852, 7615394), (3379, 6427672), (4163, 5217176), (4439, 4892792), (5014, 4331692), (5611, 3870808), (5704, 3807697), (5983, 3630136), (6758, 3213836), (8326, 2608588), (8878, 2446396), (10028, 2165846), (11222, 1935404), (11966, 1815068), (13516, 1606918), (16652, 1304294), (17756, 1223198), (19729, 1100872), (20056, 1082923), (21037, 1032424), (22444, 967702), (23932, 907534), (27032, 803459), (33304, 652147), (34933, 621736), (35512, 611599), (39458, 550436), (42074, 516212), (44888, 483851), (47864, 453767), (69866, 310868), (77717, 279464), (78916, 275218), (84148, 258106), (129053, 168296), (137609, 157832), (139732, 155434)]