21591066

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 54632448

約数和(自身を除く): 33041382

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 31, 42, 46, 49, 62, 69, 93, 98, 103, 138, 147, 161, 186, 206, 217, 294, 309, 322, 434, 483, 618, 651, 713, 721, 966, 1127, 1302, 1426, 1442, 1519, 2139, 2163, 2254, 2369, 3038, 3193, 3381, 4278, 4326, 4557, 4738, 4991, 5047, 6386, 6762, 7107, 9114, 9579, 9982, 10094, 14214, 14973, 15141, 16583, 19158, 22351, 29946, 30282, 33166, 34937, 44702, 49749, 67053, 69874, 73439, 99498, 104811, 116081, 134106, 146878, 156457, 209622, 220317, 232162, 312914, 348243, 440634, 469371, 514073, 696486, 938742, 1028146, 1542219, 3084438, 3598511, 7197022, 10795533, 21591066]

約数ペア:

[(1, 21591066), (2, 10795533), (3, 7197022), (6, 3598511), (7, 3084438), (14, 1542219), (21, 1028146), (23, 938742), (31, 696486), (42, 514073), (46, 469371), (49, 440634), (62, 348243), (69, 312914), (93, 232162), (98, 220317), (103, 209622), (138, 156457), (147, 146878), (161, 134106), (186, 116081), (206, 104811), (217, 99498), (294, 73439), (309, 69874), (322, 67053), (434, 49749), (483, 44702), (618, 34937), (651, 33166), (713, 30282), (721, 29946), (966, 22351), (1127, 19158), (1302, 16583), (1426, 15141), (1442, 14973), (1519, 14214), (2139, 10094), (2163, 9982), (2254, 9579), (2369, 9114), (3038, 7107), (3193, 6762), (3381, 6386), (4278, 5047), (4326, 4991), (4557, 4738)]