21083922

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 48988800

約数和(自身を除く): 27904878

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 89, 107, 123, 178, 214, 246, 267, 321, 369, 534, 642, 738, 801, 963, 1107, 1602, 1926, 2214, 2403, 2889, 3649, 4387, 4806, 5778, 7298, 8774, 9523, 10947, 13161, 19046, 21894, 26322, 28569, 32841, 39483, 57138, 65682, 78966, 85707, 98523, 118449, 171414, 197046, 236898, 257121, 390443, 514242, 780886, 1171329, 2342658, 3513987, 7027974, 10541961, 21083922]

約数ペア:

[(1, 21083922), (2, 10541961), (3, 7027974), (6, 3513987), (9, 2342658), (18, 1171329), (27, 780886), (41, 514242), (54, 390443), (82, 257121), (89, 236898), (107, 197046), (123, 171414), (178, 118449), (214, 98523), (246, 85707), (267, 78966), (321, 65682), (369, 57138), (534, 39483), (642, 32841), (738, 28569), (801, 26322), (963, 21894), (1107, 19046), (1602, 13161), (1926, 10947), (2214, 9523), (2403, 8774), (2889, 7298), (3649, 5778), (4387, 4806)]