21167855048

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1225559}}^1$

素因数の和:1225709

約数の個数: 32

約数和(自身を含む): 42355353600

約数和(自身を除く): 21187498552

約数列:

[1, 2, 4, 8, 17, 34, 68, 127, 136, 254, 508, 1016, 2159, 4318, 8636, 17272, 1225559, 2451118, 4902236, 9804472, 20834503, 41669006, 83338012, 155645993, 166676024, 311291986, 622583972, 1245167944, 2645981881, 5291963762, 10583927524, 21167855048]

約数ペア:

[(1, 21167855048), (2, 10583927524), (4, 5291963762), (8, 2645981881), (17, 1245167944), (34, 622583972), (68, 311291986), (127, 166676024), (136, 155645993), (254, 83338012), (508, 41669006), (1016, 20834503), (2159, 9804472), (4318, 4902236), (8636, 2451118), (17272, 1225559)]