21291666

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16979}}^1$

素因数の和:17014

約数の個数: 32

約数和(自身を含む): 48902400

約数和(自身を除く): 27610734

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 16979, 33958, 50937, 101874, 186769, 322601, 373538, 560307, 645202, 967803, 1120614, 1935606, 3548611, 7097222, 10645833, 21291666]

約数ペア:

[(1, 21291666), (2, 10645833), (3, 7097222), (6, 3548611), (11, 1935606), (19, 1120614), (22, 967803), (33, 645202), (38, 560307), (57, 373538), (66, 322601), (114, 186769), (209, 101874), (418, 50937), (627, 33958), (1254, 16979)]