21543948

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10499}}^1$

素因数の和:10531

約数の個数: 48

約数和(自身を含む): 58800000

約数和(自身を除く): 37256052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10499, 20998, 31497, 41996, 62994, 94491, 125988, 188982, 199481, 283473, 377964, 398962, 566946, 598443, 797924, 1133892, 1196886, 1795329, 2393772, 3590658, 5385987, 7181316, 10771974, 21543948]

約数ペア:

[(1, 21543948), (2, 10771974), (3, 7181316), (4, 5385987), (6, 3590658), (9, 2393772), (12, 1795329), (18, 1196886), (19, 1133892), (27, 797924), (36, 598443), (38, 566946), (54, 398962), (57, 377964), (76, 283473), (108, 199481), (114, 188982), (171, 125988), (228, 94491), (342, 62994), (513, 41996), (684, 31497), (1026, 20998), (2052, 10499)]