21554312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9011}}^1$

素因数の和:9053

約数の個数: 32

約数和(自身を含む): 45420480

約数和(自身を除く): 23866168

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 9011, 18022, 36044, 72088, 117143, 207253, 234286, 414506, 468572, 829012, 937144, 1658024, 2694289, 5388578, 10777156, 21554312]

約数ペア:

[(1, 21554312), (2, 10777156), (4, 5388578), (8, 2694289), (13, 1658024), (23, 937144), (26, 829012), (46, 468572), (52, 414506), (92, 234286), (104, 207253), (184, 117143), (299, 72088), (598, 36044), (1196, 18022), (2392, 9011)]