21530346

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1753}}^1$

素因数の和:1870

約数の個数: 32

約数和(自身を含む): 45463680

約数和(自身を除く): 23933334

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 1753, 2047, 3506, 4094, 5259, 6141, 10518, 12282, 40319, 80638, 120957, 156017, 241914, 312034, 468051, 936102, 3588391, 7176782, 10765173, 21530346]

約数ペア:

[(1, 21530346), (2, 10765173), (3, 7176782), (6, 3588391), (23, 936102), (46, 468051), (69, 312034), (89, 241914), (138, 156017), (178, 120957), (267, 80638), (534, 40319), (1753, 12282), (2047, 10518), (3506, 6141), (4094, 5259)]