21489291286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{46511}}^1$

素因数の和:46764

約数の個数: 32

約数和(自身を含む): 34721021952

約数和(自身を除く): 13231730666

約数列:

[1, 2, 17, 34, 107, 127, 214, 254, 1819, 2159, 3638, 4318, 13589, 27178, 46511, 93022, 231013, 462026, 790687, 1581374, 4976677, 5906897, 9953354, 11813794, 84603509, 100417249, 169207018, 200834498, 632037979, 1264075958, 10744645643, 21489291286]

約数ペア:

[(1, 21489291286), (2, 10744645643), (17, 1264075958), (34, 632037979), (107, 200834498), (127, 169207018), (214, 100417249), (254, 84603509), (1819, 11813794), (2159, 9953354), (3638, 5906897), (4318, 4976677), (13589, 1581374), (27178, 790687), (46511, 462026), (93022, 231013)]