21041274

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8969}}^1$

素因数の和:9014

約数の個数: 32

約数和(自身を含む): 46500480

約数和(自身を除く): 25459206

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 8969, 17938, 26907, 53814, 152473, 206287, 304946, 412574, 457419, 618861, 914838, 1237722, 3506879, 7013758, 10520637, 21041274]

約数ペア:

[(1, 21041274), (2, 10520637), (3, 7013758), (6, 3506879), (17, 1237722), (23, 914838), (34, 618861), (46, 457419), (51, 412574), (69, 304946), (102, 206287), (138, 152473), (391, 53814), (782, 26907), (1173, 17938), (2346, 8969)]