21133054

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 35020800

約数和(自身を除く): 13887746

約数列:

[1, 2, 19, 29, 38, 58, 127, 151, 254, 302, 551, 1102, 2413, 2869, 3683, 4379, 4826, 5738, 7366, 8758, 19177, 38354, 69977, 83201, 139954, 166402, 364363, 556133, 728726, 1112266, 10566527, 21133054]

約数ペア:

[(1, 21133054), (2, 10566527), (19, 1112266), (29, 728726), (38, 556133), (58, 364363), (127, 166402), (151, 139954), (254, 83201), (302, 69977), (551, 38354), (1102, 19177), (2413, 8758), (2869, 7366), (3683, 5738), (4379, 4826)]