2141055

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{971}}^1$

素因数の和:996

約数の個数: 36

約数和(自身を含む): 4321512

約数和(自身を除く): 2180457

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 971, 2205, 2913, 4855, 6797, 8739, 14565, 20391, 33985, 43695, 47579, 61173, 101955, 142737, 237895, 305865, 428211, 713685, 2141055]

約数ペア:

[(1, 2141055), (3, 713685), (5, 428211), (7, 305865), (9, 237895), (15, 142737), (21, 101955), (35, 61173), (45, 47579), (49, 43695), (63, 33985), (105, 20391), (147, 14565), (245, 8739), (315, 6797), (441, 4855), (735, 2913), (971, 2205)]