2165898

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 5171040

約数和(自身を除く): 3005142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 139, 147, 159, 278, 294, 318, 371, 417, 742, 834, 973, 1113, 1946, 2226, 2597, 2919, 5194, 5838, 6811, 7367, 7791, 13622, 14734, 15582, 20433, 22101, 40866, 44202, 51569, 103138, 154707, 309414, 360983, 721966, 1082949, 2165898]

約数ペア:

[(1, 2165898), (2, 1082949), (3, 721966), (6, 360983), (7, 309414), (14, 154707), (21, 103138), (42, 51569), (49, 44202), (53, 40866), (98, 22101), (106, 20433), (139, 15582), (147, 14734), (159, 13622), (278, 7791), (294, 7367), (318, 6811), (371, 5838), (417, 5194), (742, 2919), (834, 2597), (973, 2226), (1113, 1946)]