21897304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19141}}^1$

素因数の和:19171

約数の個数: 32

約数和(自身を含む): 48237840

約数和(自身を除く): 26340536

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 19141, 38282, 76564, 153128, 210551, 248833, 421102, 497666, 842204, 995332, 1684408, 1990664, 2737163, 5474326, 10948652, 21897304]

約数ペア:

[(1, 21897304), (2, 10948652), (4, 5474326), (8, 2737163), (11, 1990664), (13, 1684408), (22, 995332), (26, 842204), (44, 497666), (52, 421102), (88, 248833), (104, 210551), (143, 153128), (286, 76564), (572, 38282), (1144, 19141)]