21974085

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 47114496

約数和(自身を除く): 25140411

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 81, 105, 115, 135, 161, 189, 207, 315, 337, 345, 405, 483, 567, 621, 805, 945, 1011, 1035, 1449, 1685, 1863, 2359, 2415, 2835, 3033, 3105, 4347, 5055, 7077, 7245, 7751, 9099, 9315, 11795, 13041, 15165, 21231, 21735, 23253, 27297, 35385, 38755, 45495, 54257, 63693, 65205, 69759, 106155, 116265, 136485, 162771, 191079, 209277, 271285, 318465, 348795, 488313, 627831, 813855, 955395, 1046385, 1464939, 2441565, 3139155, 4394817, 7324695, 21974085]

約数ペア:

[(1, 21974085), (3, 7324695), (5, 4394817), (7, 3139155), (9, 2441565), (15, 1464939), (21, 1046385), (23, 955395), (27, 813855), (35, 627831), (45, 488313), (63, 348795), (69, 318465), (81, 271285), (105, 209277), (115, 191079), (135, 162771), (161, 136485), (189, 116265), (207, 106155), (315, 69759), (337, 65205), (345, 63693), (405, 54257), (483, 45495), (567, 38755), (621, 35385), (805, 27297), (945, 23253), (1011, 21735), (1035, 21231), (1449, 15165), (1685, 13041), (1863, 11795), (2359, 9315), (2415, 9099), (2835, 7751), (3033, 7245), (3105, 7077), (4347, 5055)]