21647508

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 54020736

約数和(自身を除く): 32373228

約数列:

[1, 2, 3, 4, 6, 12, 23, 41, 46, 69, 82, 92, 123, 138, 164, 246, 276, 492, 943, 1886, 1913, 2829, 3772, 3826, 5658, 5739, 7652, 11316, 11478, 22956, 43999, 78433, 87998, 131997, 156866, 175996, 235299, 263994, 313732, 470598, 527988, 941196, 1803959, 3607918, 5411877, 7215836, 10823754, 21647508]

約数ペア:

[(1, 21647508), (2, 10823754), (3, 7215836), (4, 5411877), (6, 3607918), (12, 1803959), (23, 941196), (41, 527988), (46, 470598), (69, 313732), (82, 263994), (92, 235299), (123, 175996), (138, 156866), (164, 131997), (246, 87998), (276, 78433), (492, 43999), (943, 22956), (1886, 11478), (1913, 11316), (2829, 7652), (3772, 5739), (3826, 5658)]