21310894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3048

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 17569106

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 2999, 3553, 5998, 7106, 32989, 50983, 56981, 65978, 101966, 113962, 560813, 626791, 968677, 1121626, 1253582, 1937354, 10655447, 21310894]

約数ペア:

[(1, 21310894), (2, 10655447), (11, 1937354), (17, 1253582), (19, 1121626), (22, 968677), (34, 626791), (38, 560813), (187, 113962), (209, 101966), (323, 65978), (374, 56981), (418, 50983), (646, 32989), (2999, 7106), (3553, 5998)]